| Other |
| Description | Price | Date | Bids |
Prices of slide rules sold on ebay (the internet auction) in Aug-2007 |
| EXCELLENT CURTA MODEL I CALCULATOR/SLIDE RULE | $1278.00 | 26-Aug-2007 | 15 |
| RARE 1850s Stanley Boucher Pocket Watch Slide | $737.00 | 28-Aug-2007 | 20 |
| C.H. Webb:The Adder - Circular Calculator - Sl | $458.28 | 10-Aug-2007 | 14 |
| Vintage Halden Calculex Circular Slide Rule Ca | $457.00 | 05-Aug-2007 | 8 |
| BRAILLE SLIDE RULE For BLIND Sign Language 196 | $442.88 | 20-Aug-2007 | 12 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $365.00 | 20-Aug-2007 | 54 |
| "CIRCULAR SLIDE RULE/CALCULATOR, THE MECHANICA | $350.00 | 21-Aug-2007 | 3 |
| "VERY RARE SORNA SWISS DBL CHRONO, WORLD TIME, | $349.00 | 06-Aug-2007 | 1 |
| "VERY RARE SORNA SWISS DBL CHRONO, WORLD TIME, | $299.00 | 14-Aug-2007 | 1 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $270.00 | 23-Aug-2007 | 34 |
| "VERY RARE SORNA SWISS DBL CHRONO, WORLD TIME, | $259.00 | 21-Aug-2007 | 1 |
| ANTIQUE HALDEN CALCULEX CIRCULAR SLIDE RULE CA | $259.00 | 11-Aug-2007 | 9 |
| NO. 2 E. A. STEARNS ENGINEER RULE - TABLES GUN | $255.00 | 19-Aug-2007 | 7 |
| "VERY RARE SORNA SWISS DBL CHRONO, WORLD TIME, | $249.00 | 28-Aug-2007 | 1 |
| Sikes Hydrometer with Slide Rules and Tables | $209.50 | 18-Aug-2007 | 11 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $201.23 | 15-Aug-2007 | 4 |
| "SEIKO VINTAGE SLIDERULE CHRONO, 7017-6050,VER | $199.00 | 31-Aug-2007 | 1 |
| CIRCULAR SLIDE RULE LOGA TOPO 6400 A 0/00 (SCH | $168.50 | 20-Aug-2007 | 6 |
| RARE VINTAGE SEIKO 5 SPORTS 7017 SPEEDTIMER SL | $166.00 | 12-Aug-2007 | 18 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $157.50 | 25-Aug-2007 | 56 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $152.50 | 03-Aug-2007 | 9 |
| Rare Staedtler Slide Rule No. 544 28 With Case | $152.50 | 12-Aug-2007 | 19 |
| Miniature Book RARE Slide Rule Calculator Manu | $152.50 | 22-Aug-2007 | 4 |
| ANTIQUE HALDEN CALCULEX CIRCULAR SLIDE RULE CA | $150.99 | 20-Aug-2007 | 24 |
| STANLEY NO 27 CARPENTERS RULE 2 FOOT 2 FOLD W/ | $150.00 | 02-Aug-2007 | 1 |
| F.C. Farmar Publicans Slide Rule. Rare! | $145.00 | 20-Aug-2007 | 1 |
| Pressure Height Slide Rule Weather Science Ins | $142.50 | 08-Aug-2007 | 9 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $127.50 | 26-Aug-2007 | 30 |
| old boxwood slide rule gallons&pints thermomet | $126.00 | 23-Aug-2007 | 7 |
| OVER 60 SCARCE VINTAGE CIRCULAR AND OTHER SLID | $125.01 | 30-Aug-2007 | 13 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $125.00 | 13-Aug-2007 | 41 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $122.50 | 03-Aug-2007 | 12 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $120.00 | 29-Aug-2007 | 60 |
| "STANLEY NO 12 CARPENTERS RULE, 2 FOOT, 2 FOLD | $119.36 | 01-Aug-2007 | 11 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $117.60 | 10-Aug-2007 | 40 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $115.00 | 17-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $115.00 | 29-Aug-2007 | 26 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $115.00 | 17-Aug-2007 | 10 |
| VINTAGE ASTON & MANDER LONDON ALUMINUM SLIDE R | $113.00 | 04-Aug-2007 | 9 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $112.50 | 29-Aug-2007 | 30 |
| Invicta Mens Slide Rule Multifunction / Strap | $110.00 | 19-Aug-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $109.50 | 05-Aug-2007 | 15 |
| NIB BLACK SEIKO PILOTS SLIDE RULE CHRONO 200M | $109.05 | 30-Aug-2007 | 22 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $107.50 | 25-Aug-2007 | 26 |
| RARE VINTAGE SEIKO MODIFIED 7015 SPEEDTIMER SL | $107.50 | 26-Aug-2007 | 15 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $103.50 | 15-Aug-2007 | 11 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $103.48 | 01-Aug-2007 | 18 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $102.50 | 02-Aug-2007 | 11 |
| New Meck Drafting Table Adjustable Slide Rule | $102.50 | 13-Aug-2007 | 6 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $102.50 | 07-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $102.50 | 15-Aug-2007 | 16 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $102.50 | 29-Aug-2007 | 14 |
| C. Conrad Air Commander Chrono Diamond Steel S | $102.50 | 02-Aug-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $102.50 | 02-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $101.00 | 17-Aug-2007 | 14 |
| Constantin Durmont Navigator 8 Diamonds Slide- | $100.98 | 05-Aug-2007 | 15 |
| C. Conrad Air Commander Chrono Diamond Steel S | $100.55 | 05-Aug-2007 | 23 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $100.00 | 08-Aug-2007 | 21 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $100.00 | 23-Aug-2007 | 16 |
| vintage LUFKIN 7165 wood slide RULE 10 ' rever | $100.00 | 29-Aug-2007 | 1 |
| SEIKO PILOT SLIDE RULE CHRONOGRAPH SND255P | $99.99 | 22-Aug-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 19-Aug-2007 | 1 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $99.00 | 17-Aug-2007 | 2 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 07-Aug-2007 | 1 |
| Orient all Titanium Military Slide Rule Automa | $99.00 | 09-Aug-2007 | 1 |
| Orient Slide rule Titanium Automatic Watch Mil | $99.00 | 01-Aug-2007 | 1 |
| Orient all Titanium Military Slide Rule Automa | $99.00 | 06-Aug-2007 | 1 |
| Orient Slide rule Titanium Automatic Watch Mil | $99.00 | 08-Aug-2007 | 1 |
| Orient Automatic Watch Titanium Military Slide | $99.00 | 13-Aug-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 13-Aug-2007 | 1 |
| Orient Automatic Watch Titanium Military Slide | $99.00 | 20-Aug-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 26-Aug-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 20-Aug-2007 | 1 |
| ORIENT AUTO SLIDE RULE TITANIUM AUTOMATIC Watc | $99.00 | 11-Aug-2007 | 1 |
| "ORIENT Automatic Watch Titanium, Slide Rule C | $99.00 | 16-Aug-2007 | 1 |
| "ORIENT Automatic Watch Titanium, Slide Rule C | $99.00 | 27-Aug-2007 | 1 |
| Orient Automatic Watch Titanium Military Slide | $99.00 | 27-Aug-2007 | 1 |
| ORIENT PILOT MILITARY AUTOMATIC TITANIUM SLIDE | $99.00 | 06-Aug-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $97.01 | 28-Aug-2007 | 8 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $96.64 | 16-Aug-2007 | 1 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $96.01 | 09-Aug-2007 | 21 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 19-Aug-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 09-Aug-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 22-Aug-2007 | 1 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 28-Aug-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 28-Aug-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 06-Aug-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $96.00 | 31-Aug-2007 | 19 |
| BLACK SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 06-Aug-2007 | 1 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $96.00 | 14-Aug-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $95.00 | 08-Aug-2007 | 11 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $94.00 | 10-Aug-2007 | 13 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $93.50 | 04-Aug-2007 | 10 |
| C. Conrad Air Commander Chrono Diamond Steel S | $92.00 | 08-Aug-2007 | 24 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $91.99 | 13-Aug-2007 | 1 |
| SEIKO stunning Sky Blue pilot sliderule Chrono | $91.99 | 06-Aug-2007 | 1 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $91.00 | 28-Aug-2007 | 17 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $91.00 | 06-Aug-2007 | 18 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $91.00 | 16-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $91.00 | 21-Aug-2007 | 13 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $91.00 | 06-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $90.00 | 22-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $90.00 | 16-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $89.99 | 03-Aug-2007 | 1 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $89.00 | 31-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $89.00 | 12-Aug-2007 | 15 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $88.88 | 21-Aug-2007 | 17 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $88.86 | 31-Aug-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $88.00 | 18-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $87.99 | 14-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $87.99 | 13-Aug-2007 | 7 |
| SEIKO stunning Jet Black pilot slide rule Chro | $87.00 | 20-Aug-2007 | 14 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $87.00 | 30-Aug-2007 | 10 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $87.00 | 05-Aug-2007 | 14 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $87.00 | 18-Aug-2007 | 18 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.99 | 12-Aug-2007 | 10 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $86.67 | 22-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.11 | 21-Aug-2007 | 15 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $86.10 | 25-Aug-2007 | 5 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.00 | 30-Aug-2007 | 21 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $86.00 | 11-Aug-2007 | 24 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.00 | 05-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.00 | 28-Aug-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.00 | 14-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $86.00 | 06-Aug-2007 | 10 |
| BLUE SEIKO PILOT SLIDE RULE CHRONOGRAPH WATCH | $86.00 | 15-Aug-2007 | 22 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.99 | 20-Aug-2007 | 11 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $85.55 | 11-Aug-2007 | 16 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.01 | 02-Aug-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.00 | 03-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.00 | 03-Aug-2007 | 13 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.00 | 01-Aug-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $85.00 | 24-Aug-2007 | 14 |
| Gilson Atlas Binary Circular Slide Rule 1931 w | $85.00 | 16-Aug-2007 | 1 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $84.56 | 11-Aug-2007 | 11 |
| Vintage Circular Slide Rule by Fearns Calculat | $84.33 | 17-Aug-2007 | 9 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $84.33 | 17-Aug-2007 | 1 |
| SEIKO stunning Jet Black pilot slide rule Chro | $84.00 | 06-Aug-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.00 | 25-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $84.00 | 23-Aug-2007 | 5 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $84.00 | 11-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.85 | 25-Aug-2007 | 11 |
| AUTOMATIC TITANIUM Orient slide rule military | $83.57 | 25-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.50 | 09-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.17 | 11-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.01 | 18-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $83.00 | 20-Aug-2007 | 7 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $83.00 | 03-Aug-2007 | 18 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $83.00 | 23-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 10-Aug-2007 | 13 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $83.00 | 21-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 01-Aug-2007 | 10 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $83.00 | 25-Aug-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $83.00 | 07-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $83.00 | 07-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $83.00 | 19-Aug-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.99 | 26-Aug-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.99 | 13-Aug-2007 | 5 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.87 | 28-Aug-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $82.87 | 22-Aug-2007 | 17 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.50 | 09-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.22 | 14-Aug-2007 | 14 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $82.22 | 21-Aug-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.16 | 29-Aug-2007 | 1 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $82.10 | 23-Aug-2007 | 7 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $82.00 | 20-Aug-2007 | 19 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 09-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 19-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 27-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 04-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 10-Aug-2007 | 18 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $82.00 | 18-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 05-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 13-Aug-2007 | 6 |
| VINTAGE UNIVERSAL CIRCLE PROFIT CALCULATOR SLI | $82.00 | 26-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 20-Aug-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 28-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 10-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 30-Aug-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 16-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $82.00 | 11-Aug-2007 | 6 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 09-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $82.00 | 16-Aug-2007 | 7 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $82.00 | 13-Aug-2007 | 27 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $81.67 | 15-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.53 | 27-Aug-2007 | 10 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 18-Aug-2007 | 7 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 19-Aug-2007 | 7 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 16-Aug-2007 | 8 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 17-Aug-2007 | 16 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 12-Aug-2007 | 5 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 23-Aug-2007 | 13 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $81.00 | 08-Aug-2007 | 15 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 22-Aug-2007 | 10 |
| Chics Rule JR HYDROSLIDE CHASER WAKEBOARD Hydr | $81.00 | 25-Aug-2007 | 7 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 22-Aug-2007 | 11 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $81.00 | 22-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 20-Aug-2007 | 7 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $81.00 | 14-Aug-2007 | 8 |
| C. Conrad Air Commander Chrono Diamond Steel S | $81.00 | 11-Aug-2007 | 15 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $81.00 | 28-Aug-2007 | 12 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 04-Aug-2007 | 6 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $81.00 | 23-Aug-2007 | 15 |
| "lot of 3 triangular drafting rulers, slide ru | $81.00 | 31-Aug-2007 | 19 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 07-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 16-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 19-Aug-2007 | 6 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $81.00 | 31-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $81.00 | 26-Aug-2007 | 9 |
| SEIKO stunning Jet Black pilot slide rule Chro | $80.99 | 05-Aug-2007 | 12 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $80.80 | 11-Aug-2007 | 19 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.77 | 29-Aug-2007 | 18 |
| 1905 ALUMINUM ADV SLIDE RULE Planing Mill Lumb | $80.76 | 12-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.66 | 25-Aug-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $80.55 | 04-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.01 | 26-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $80.00 | 29-Aug-2007 | 14 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $80.00 | 30-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $80.00 | 14-Aug-2007 | 12 |
| NEW SEIKO PRO Flight Slide Ruler Chrono 100M M | $80.00 | 07-Aug-2007 | 19 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.00 | 18-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $80.00 | 24-Aug-2007 | 23 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.00 | 25-Aug-2007 | 12 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $80.00 | 08-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $80.00 | 22-Aug-2007 | 12 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $80.00 | 26-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $79.97 | 23-Aug-2007 | 8 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $79.80 | 13-Aug-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $79.55 | 10-Aug-2007 | 7 |
| SEIKO stunning Jet Black pilot slide rule Chro | $79.55 | 11-Aug-2007 | 13 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $79.54 | 26-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $79.00 | 29-Aug-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $79.00 | 19-Aug-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $79.00 | 10-Aug-2007 | 27 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $78.70 | 24-Aug-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $78.55 | 09-Aug-2007 | 7 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $78.51 | 24-Aug-2007 | 13 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $78.00 | 18-Aug-2007 | 15 |
| "SIC Model 1530 Slide Rule, in original packag | $78.00 | 27-Aug-2007 | 6 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $78.00 | 27-Aug-2007 | 6 |
| RARE ANTIQUE VISCO CALCULATOR SLIDE RULE Vinta | $78.00 | 27-Aug-2007 | 13 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $77.55 | 18-Aug-2007 | 4 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $77.55 | 13-Aug-2007 | 14 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $77.55 | 09-Aug-2007 | 14 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $77.55 | 13-Aug-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.51 | 05-Aug-2007 | 13 |
| SEIKO stunning Jet Black pilot slide rule Chro | $77.51 | 06-Aug-2007 | 9 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.50 | 23-Aug-2007 | 14 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $77.25 | 31-Aug-2007 | 12 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $77.12 | 18-Aug-2007 | 14 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $77.00 | 03-Aug-2007 | 16 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $77.00 | 22-Aug-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $77.00 | 04-Aug-2007 | 12 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $77.00 | 17-Aug-2007 | 12 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $76.95 | 27-Aug-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $76.88 | 12-Aug-2007 | 7 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $76.66 | 07-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.60 | 15-Aug-2007 | 13 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.60 | 17-Aug-2007 | 4 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.60 | 14-Aug-2007 | 4 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.60 | 13-Aug-2007 | 3 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.60 | 13-Aug-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.55 | 11-Aug-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $76.55 | 20-Aug-2007 | 5 |
| SEIKO stunning Jet Black pilot slide rule Chro | $76.55 | 11-Aug-2007 | 7 |
| Wykersham Board Game+Rules LNIB++ Game of Slid | $76.50 | 10-Aug-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.50 | 18-Aug-2007 | 11 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $76.50 | 22-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.33 | 18-Aug-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $76.22 | 23-Aug-2007 | 12 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.12 | 20-Aug-2007 | 10 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.10 | 16-Aug-2007 | 13 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.10 | 17-Aug-2007 | 13 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.10 | 24-Aug-2007 | 21 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $76.01 | 07-Aug-2007 | 8 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.00 | 07-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.00 | 30-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $76.00 | 21-Aug-2007 | 9 |
| SEIKO stunning Jet Black pilot slide rule Chro | $76.00 | 10-Aug-2007 | 4 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $76.00 | 28-Aug-2007 | 7 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $76.00 | 21-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $76.00 | 28-Aug-2007 | 10 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $76.00 | 10-Aug-2007 | 7 |
| SEIKO stunning Jet Black pilot slide rule Chro | $75.78 | 15-Aug-2007 | 6 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $75.56 | 15-Aug-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $75.01 | 19-Aug-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $75.00 | 09-Aug-2007 | 10 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $75.00 | 19-Aug-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $75.00 | 16-Aug-2007 | 7 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $75.00 | 21-Aug-2007 | 11 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $75.00 | 22-Aug-2007 | 36 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $74.69 | 27-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $74.00 | 16-Aug-2007 | 5 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $74.00 | 29-Aug-2007 | 7 |
| VINTAGE SLIDE RULE DIROA DENMARK W/CASE + INST | $74.00 | 16-Aug-2007 | 1 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $74.00 | 30-Aug-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $74.00 | 16-Aug-2007 | 12 |
| SEIKO stunning Jet Black pilot slide rule Chro | $74.00 | 11-Aug-2007 | 5 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $74.00 | 12-Aug-2007 | 9 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $74.00 | 31-Aug-2007 | 10 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $73.99 | 24-Aug-2007 | 12 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $73.88 | 29-Aug-2007 | 17 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.72 | 28-Aug-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.72 | 29-Aug-2007 | 8 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $73.60 | 28-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $73.50 | 23-Aug-2007 | 4 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $73.01 | 12-Aug-2007 | 7 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $73.00 | 08-Aug-2007 | 7 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $73.00 | 10-Aug-2007 | 10 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $73.00 | 30-Aug-2007 | 27 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $73.00 | 26-Aug-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 22-Aug-2007 | 23 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $73.00 | 28-Aug-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 16-Aug-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 27-Aug-2007 | 8 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $73.00 | 27-Aug-2007 | 11 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $73.00 | 26-Aug-2007 | 9 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $73.00 | 30-Aug-2007 | 7 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $73.00 | 31-Aug-2007 | 12 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $73.00 | 17-Aug-2007 | 9 |
| WWII German Engineers Explosives MineField Sli | $73.00 | 06-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $73.00 | 28-Aug-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $73.00 | 21-Aug-2007 | 14 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $73.00 | 27-Aug-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $72.99 | 26-Aug-2007 | 13 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $72.87 | 19-Aug-2007 | 10 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $72.87 | 16-Aug-2007 | 8 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $72.66 | 04-Aug-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.11 | 29-Aug-2007 | 13 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $72.00 | 15-Aug-2007 | 5 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $72.00 | 24-Aug-2007 | 10 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.00 | 27-Aug-2007 | 6 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $72.00 | 13-Aug-2007 | 5 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $72.00 | 27-Aug-2007 | 7 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $72.00 | 20-Aug-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.00 | 15-Aug-2007 | 9 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.00 | 26-Aug-2007 | 13 |
| NEW SEIKO Pilot slide ruler CHRONO WR MENS WAT | $72.00 | 05-Aug-2007 | 12 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $72.00 | 25-Aug-2007 | 12 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.00 | 23-Aug-2007 | 11 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $72.00 | 24-Aug-2007 | 8 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $72.00 | 23-Aug-2007 | 1 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $72.00 | 24-Aug-2007 | 10 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $71.98 | 24-Aug-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $71.88 | 27-Aug-2007 | 8 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.67 | 11-Aug-2007 | 7 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.57 | 03-Aug-2007 | 11 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $71.12 | 22-Aug-2007 | 15 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.10 | 20-Aug-2007 | 23 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $71.10 | 25-Aug-2007 | 14 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $71.01 | 17-Aug-2007 | 7 |
| ROEBLING ROUND ROPE SLIDE RULE | $71.00 | 16-Aug-2007 | 5 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $71.00 | 16-Aug-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $71.00 | 04-Aug-2007 | 10 |
| SEIKO stunning Jet Black pilot slide rule Chro | $71.00 | 01-Aug-2007 | 14 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.00 | 14-Aug-2007 | 19 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $71.00 | 17-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $71.00 | 08-Aug-2007 | 12 |
| SEIKO CRITERIA CHRONOGRAPH PILOT SLIDERULE WAT | $71.00 | 31-Aug-2007 | 12 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $71.00 | 25-Aug-2007 | 9 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $71.00 | 27-Aug-2007 | 5 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $71.00 | 16-Aug-2007 | 26 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $71.00 | 25-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $71.00 | 15-Aug-2007 | 6 |
| AUTO 21J NAVIGATOR SLIDE RULE PILOTS WATCH 4 S | $70.01 | 03-Aug-2007 | 16 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $70.00 | 30-Aug-2007 | 13 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $69.80 | 03-Aug-2007 | 7 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $69.20 | 31-Aug-2007 | 4 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $69.00 | 23-Aug-2007 | 8 |
| "STANLEY NO 15 CARPENTERS RULE, 2 FOOT, 2 FOLD | $69.00 | 02-Aug-2007 | 12 |
| Big Slide Rule Slidedisk Norma Grafia 190 Slid | $69.00 | 19-Aug-2007 | 1 |
| Big Slide Rule Slidedisk Norma Grafia 190 Slid | $69.00 | 04-Aug-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $68.97 | 17-Aug-2007 | 4 |
| Huge School Teaching Slide Ruler Vintage Teach | $68.89 | 30-Aug-2007 | 11 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $68.89 | 30-Aug-2007 | 6 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $68.87 | 24-Aug-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $68.87 | 11-Aug-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $68.77 | 10-Aug-2007 | 4 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $68.77 | 14-Aug-2007 | 4 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $68.10 | 02-Aug-2007 | 9 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $68.03 | 30-Aug-2007 | 6 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $68.00 | 20-Aug-2007 | 15 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $67.66 | 06-Aug-2007 | 8 |
| Vintage Sinco Roto Rule Round Slide Rule | $67.66 | 12-Aug-2007 | 11 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $67.66 | 16-Aug-2007 | 10 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $67.66 | 18-Aug-2007 | 10 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $67.11 | 29-Aug-2007 | 4 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M WR | $67.10 | 30-Aug-2007 | 9 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $67.00 | 25-Aug-2007 | 5 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $67.00 | 24-Aug-2007 | 6 |
| SEIKO AEROSPACE PILOT SLIDE RULE CHRONO WATCH | $67.00 | 15-Aug-2007 | 10 |
| SEIKO ULTIMATE PILOT SLIDE RULE CHRONO100M SND | $67.00 | 26-Aug-2007 | 12 |
| Vernon sterling silver slide rule tie clasp & | $66.36 | 19-Aug-2007 | 11 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $66.11 | 08-Aug-2007 | 6 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $66.10 | 06-Aug-2007 | 4 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $66.00 | 29-Aug-2007 | 9 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $66.00 | 20-Aug-2007 | 12 |
| MARPLES Boxwood & Brass Folding Rule - Gunter' | $65.00 | 28-Aug-2007 | 1 |
| SEIKO CHRONOGRAPH PILOT AVIATION SLIDERULE WAT | $64.77 | 05-Aug-2007 | 5 |
| Schjeldahl Circular Slide Rule & Balloon Desig | $64.65 | 22-Aug-2007 | 11 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $64.00 | 25-Aug-2007 | 13 |
| GREAT SLIDE RULE COLLECTION / (8) TOTAL | $62.99 | 02-Aug-2007 | 8 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $62.00 | 26-Aug-2007 | 6 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $62.00 | 07-Aug-2007 | 7 |
| "STANLEY NO 12 CARPENTERS RULE, 2 FOOT, 2 FOLD | $61.06 | 08-Aug-2007 | 12 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $61.00 | 25-Aug-2007 | 5 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $61.00 | 19-Aug-2007 | 17 |
| Cooke Radio Slide Rule | $61.00 | 11-Aug-2007 | 2 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $61.00 | 09-Aug-2007 | 5 |
| "SIC Model 1510 Slide Rule, in original packag | $57.00 | 27-Aug-2007 | 5 |
| Vintage tie bars engineer slide rule tools mon | $56.53 | 17-Aug-2007 | 13 |
| SEIKO stunning JetBlack pilot sliderule Chrono | $56.00 | 09-Aug-2007 | 8 |
| Constantin DurmontŪ Navigator Slide Rule Pilot | $56.00 | 06-Aug-2007 | 20 |
| A-bomb nuclear yield circular slide rule MINT | $56.00 | 16-Aug-2007 | 5 |
| 1912 Mechanical Slide-Rule Style Exposure Scal | $56.00 | 20-Aug-2007 | 7 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $54.95 | 27-Aug-2007 | 1 |
| Vintage Military Slide Rule | $54.67 | 10-Aug-2007 | 5 |
| 19C Loftus London Brewery / Distillery Wood Sl | $53.00 | 01-Aug-2007 | 2 |
| WW2 GERMAN ARTILLERYMAN'S SLIDE RULE & CASE | $52.61 | 26-Aug-2007 | 3 |
| B.R.L. BILHAM HUMIDITY SLIDE RULE WITH CASE - | $52.50 | 12-Aug-2007 | 10 |
| Rare Russian USSR ROUND SLIDE RULE KL-1 #A20 | $52.00 | 26-Aug-2007 | 6 |
| Motorola Advertizing on Circular Slide Rule! E | $51.00 | 22-Aug-2007 | 9 |
| Biomate Biorhythm Manual Calculator Slide Rule | $51.00 | 01-Aug-2007 | 14 |
| SEIKO stunning Sky Blue pilot slide rule Chron | $51.00 | 25-Aug-2007 | 7 |
| "Uncommon ISAAC ASIMOV Book 1965 ""Intro.....S | $50.00 | 02-Aug-2007 | 6 |
| Box Of Assorted Vintage Knitting Needles 60+ | $49.99 | 22-Aug-2007 | 1 |
| NO. 49 H. CHAPIN FOLDING BOXWOOD RULE - GUNTER | $49.99 | 14-Aug-2007 | 4 |
| Slide Rule Autobiography of a Engineer Book Sh | $49.99 | 07-Aug-2007 | 1 |
| Slide Rule Autobiography of a Engineer Book Sh | $49.99 | 30-Aug-2007 | 1 |
| Vintage Military Gun Caliber Slide Rule Gen. M | $49.00 | 17-Aug-2007 | 1 |
| 1955 NOS STOCK MARKET SLIDE RULE CALCULATOR NY | $49.00 | 20-Aug-2007 | 1 |
| "Vintage RELAY ideal bamboo SLIDERULE ""PALCO" | $48.89 | 11-Aug-2007 | 2 |
| Vintage Nautical Book Slide Rule for Ship's Of | $48.69 | 05-Aug-2007 | 6 |
| 1910 Rare Treatise Instruction Bk THE SLIDE RU | $48.50 | 12-Aug-2007 | 3 |
| Compact Fuji Log-Log Slide Rule - MINT | $48.00 | 12-Aug-2007 | 7 |
| RARE MAPLE STANLEY NO 510 10FT SLIDE RULER RUL | $47.55 | 16-Aug-2007 | 7 |
| Bacharach Sling Psychrometer with slide rule r | $47.11 | 27-Aug-2007 | 16 |
| "SIC Model 5500 Slide Rule, in original packag | $47.00 | 28-Aug-2007 | 6 |
| "SIC Model 1520 Slide Rule, like new in box" | $47.00 | 27-Aug-2007 | 5 |
| UNUSUAL ACU-MATH NO A-80 SLIDE RULE ESTATE FOU | $45.00 | 16-Aug-2007 | 6 |
| VINTAGE MILITARY SLIDE RULE US KOREAN WAR 424T | $44.95 | 26-Aug-2007 | 1 |
| "GUITAR, BASS, BANJO SLIDE RULES - 5 POSITIONS | $44.85 | 19-Aug-2007 | 1 |
| GUITAR BASS MANDOLIN SLIDE RULES - 5 POSITIONS | $44.85 | 29-Aug-2007 | 1 |
| Vintage Relay Pocket Slide Rule No. 550 | $43.00 | 05-Aug-2007 | 6 |
| Vintage Bamboo Japan MICRONTA SLIDE RULE No. 1 | $42.99 | 26-Aug-2007 | 6 |
| Antique Halden Calculex Round Slide Rule. Neat | $42.00 | 26-Aug-2007 | 2 |
| Vintage Slide Rule Money Clip - Swank | $42.00 | 30-Aug-2007 | 7 |
| Artisto Studio (0968) Vintage Slide Rule Set | $42.00 | 05-Aug-2007 | 8 |
| 1943 SIMPLE-FYER Trigonometry Dial Reference s | $41.56 | 13-Aug-2007 | 8 |
| A lietz Circular Rare Midget Round Slide Rule | $41.00 | 31-Aug-2007 | 5 |
| "SIC Model 4030 Slide Rule, in original packag | $41.00 | 29-Aug-2007 | 9 |
| Antique sterling slide rule tie bar clasp work | $41.00 | 17-Aug-2007 | 4 |
| CCW Slide Rule Pencil Cup by Ole Jorgensen 197 | $41.00 | 21-Aug-2007 | 15 |
| Smarty Cat Slide Rule Add Subtract Multiply Di | $40.00 | 01-Aug-2007 | 1 |
| HUGE RETROCHRON manual wind SLIDE RULE NEW!! B | $40.00 | 15-Aug-2007 | 8 |
| Circular Slide Rule & Gear Reducer Size Select | $39.00 | 17-Aug-2007 | 1 |
| ASTROTRACKER North Am Aviation Slide Rule Circ | $38.40 | 04-Aug-2007 | 7 |
| "1957 Circular Slide Rule,Pratt Whitney Aircra | $37.99 | 17-Aug-2007 | 11 |
| Old MADISON SPEED CALCULATOR RPM Wood SLIDE RU | $37.70 | 02-Aug-2007 | 3 |
| "20 Inch Mahogany Slide Rule/Leather Case,Keuf | $37.00 | 05-Aug-2007 | 5 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $37.00 | 20-Aug-2007 | 5 |
| Circular Slide Rule-Binary 8.25 Inch-Good Cond | $37.00 | 22-Aug-2007 | 2 |
| Sterling Moveable Slide Rule Cufflinks & Tie C | $36.35 | 10-Aug-2007 | 3 |
| Sikes Hydrometer with Slide Rules and Tables | $36.00 | 13-Aug-2007 | 9 |
| Circular Slide Rule-Midget 4.5in-Case and Inst | $35.00 | 22-Aug-2007 | 1 |
| (1) RICOH WOOD QUILITY SLIDE RULE & THICK LEAT | $34.33 | 29-Aug-2007 | 13 |
| "9 Old Tapes Lufkin,Starrett,Little Pal,Slide | $34.33 | 24-Aug-2007 | 6 |
| Vintage GE Universal Circle Slide Rule Odd Too | $34.18 | 03-Aug-2007 | 6 |
| Excellent Vintage SPRING SLIDE RULE Naval Gun | $34.00 | 07-Aug-2007 | 7 |
| A Complete Slide Rule Manual by Neville W. You | $34.00 | 15-Aug-2007 | 6 |
| 1919 Kodak x-ray film exp calc slide rule type | $33.50 | 22-Aug-2007 | 5 |
| LOG LOG DUPLEX DECTRIG SLIDE RULE | $33.49 | 11-Aug-2007 | 5 |
| Hope 530 Slide Rule Engineers New in the Box C | $33.00 | 07-Aug-2007 | 1 |
| Hope 530 Slide Rule Engineers New in the Box C | $33.00 | 27-Aug-2007 | 1 |
| OLD VINTAGE SWANK SLIDE RULE TIE CLIP JEWELRY | $33.00 | 19-Aug-2007 | 4 |
| OLD LUFKIN 72' WOODEN FOLDING RULER VGC MADE I | $33.00 | 07-Aug-2007 | 1 |
| OLD SLIDE RULE BOOK--1884 | $32.00 | 17-Aug-2007 | 1 |
| New in Box Slide Rule Pencil Cup - Uncommon Wh | $31.02 | 19-Aug-2007 | 7 |
| Stevens Rally Indicator Late 50's Circular sli | $31.00 | 20-Aug-2007 | 8 |
| Boeing B-29 Superfortress load adjuster slide | $31.00 | 22-Aug-2007 | 2 |
| LUTZ #102SP SLIDE RULE w/ Box Leather Case Ins | $31.00 | 04-Aug-2007 | 5 |
| Isaac Asimov An Easy Introduction to the Slide | $31.00 | 26-Aug-2007 | 9 |
| Vintage Occupied Japan Slide Rule | $30.89 | 11-Aug-2007 | 6 |
| LEEDS AND NORTHRUP L&N TECTIP TYPES Slide Rule | $29.00 | 04-Aug-2007 | 4 |
| Collectible PRATT & WHITNEY Torque Wrench Slid | $29.00 | 08-Aug-2007 | 6 |
| "Unusual 3"" Pocket Sized Circular Slide Rule | $28.50 | 11-Aug-2007 | 9 |
| AUTO 21J NAVIGATOR SLIDE RULE PILOTS WATCH BLK | $28.17 | 19-Aug-2007 | 5 |
| Vintage Japan C-Thru Slide Rule Model 5890 | $28.00 | 28-Aug-2007 | 4 |
| "Dial Indicator/Slide Rule,6""by Mitutoyo/Made | $28.00 | 13-Aug-2007 | 1 |
| Slide Rule-SIC 10in Duplex No.1510-Bamboo Core | $27.99 | 22-Aug-2007 | 4 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 04-Aug-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 22-Aug-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 15-Aug-2007 | 1 |
| "SLIDE RULE History, Models, and Makers - New | $27.95 | 29-Aug-2007 | 1 |
| UNUSUAL ACU-MATH NO A-80 SLIDE RULE ESTATE FOU | $27.69 | 18-Aug-2007 | 10 |
| "PRECISION 48"" SLIDE RULE CALIPER 8th/16th/32 | $27.56 | 28-Aug-2007 | 3 |
| Teledyne Slide Rule | $27.27 | 27-Aug-2007 | 9 |
| STANLEY RULERS- RARE 6FT SLIDE RULE no 360 BRA | $26.77 | 05-Aug-2007 | 2 |
| ANTIQUE LUFKIN NO. 7172 WOOD SLIDE RULE 6' LUM | $26.66 | 05-Aug-2007 | 2 |
| Vintage RARE 1963 Photographic Resolution Slid | $26.52 | 19-Aug-2007 | 2 |
| 1956 Real Estate Costimator Slide Rule & Land | $26.52 | 27-Aug-2007 | 10 |
| RARE MAPLE STANLEY NO 360 SLIDE RULE RULER 6FT | $26.50 | 26-Aug-2007 | 4 |
| ROEBLING ROUND ROPE SLIDE RULE | $26.26 | 19-Aug-2007 | 9 |
| "OLD LUFKIN 12"" WOODEN FOLDING RULER W SLIDE | $26.06 | 12-Aug-2007 | 8 |
| Large Lot Vintage DRAFTING TOOLS Measurers Sli | $26.05 | 05-Aug-2007 | 2 |
| Small white tie bar with working SLIDE RULE !! | $26.00 | 29-Aug-2007 | 1 |
| Book: The Slide Rule and How to Use It | $26.00 | 22-Aug-2007 | 5 |
| WEEMS & PLATH STAR FINDER 2102-D & NAUTICAL SL | $26.00 | 20-Aug-2007 | 12 |
| API Flange Slide Rule - (Oilfield flange & bol | $26.00 | 17-Aug-2007 | 7 |
| 1960's Sama & Etani Engineer's Circular Slide | $26.00 | 06-Aug-2007 | 6 |
| Vintage Slide Rule Tie Clip | $26.00 | 31-Aug-2007 | 7 |
| SMITH SLIDE RULE WITH CASE | $26.00 | 08-Aug-2007 | 4 |
| 22+ Vintage Machining Calculator Slide Rule Ch | $26.00 | 15-Aug-2007 | 3 |
| VINTAGE PAIR OF SLIDE RULES & LEATHER CASES ( | $26.00 | 12-Aug-2007 | 2 |
| Charvoz-Roos Vintage Slide Rule SR-111 Trig o | $26.00 | 11-Aug-2007 | 8 |
| "1931 VINTAGE BINARY SLIDE RULE, INSTRUCTIONS, | $25.65 | 08-Aug-2007 | 8 |
| Vintage tie bar Indian tool engineer slide rul | $25.59 | 24-Aug-2007 | 3 |
| Vintage Binary Slide Rule | $25.37 | 11-Aug-2007 | 3 |
| "Rare Slide Rule Tie Tac/Bar! Nerd Chic,Gay In | $25.00 | 03-Aug-2007 | 8 |
| Ricoh 252 Japan Bamboo Slide Rule w/Extras | $25.00 | 27-Aug-2007 | 1 |
| RARE 1971 MUSIGRAPH 100 LEARN MUSIC SLIDE RULE | $24.99 | 31-Aug-2007 | 1 |
| "FINE COLLECTORs NOT USED RPGP SOFIA 13"" SLID | $24.99 | 31-Aug-2007 | 1 |
| 4 Vintage Calculators & Slide Rule-Canon-Litro | $24.99 | 12-Aug-2007 | 1 |
| New in Box Slide Rule Pencil Cup - Uncommon Wh | $24.99 | 02-Aug-2007 | 1 |
| "FINE COLLECTORs NOT USED RPGP SOFIA 13"" SLID | $24.99 | 03-Aug-2007 | 1 |
| Lutz No 102 S Slide Rule | $24.99 | 22-Aug-2007 | 1 |
| RARE 1971 MUSIGRAPH 100 LEARN MUSIC SLIDE RULE | $24.99 | 13-Aug-2007 | 2 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 14-Aug-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 28-Aug-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 07-Aug-2007 | 1 |
| CALCULATING ON SLIDE RULE AND DISK - New Book | $24.95 | 21-Aug-2007 | 1 |
| Lufkin No. 171 Pocket Slide Calipers Rule Tool | $24.30 | 15-Aug-2007 | 5 |
| VINTAGE METAL WEIGHT SLIDE RULE NOVOTNI MEDIA | $24.16 | 13-Aug-2007 | 7 |
| THE SLIDE RULE A Complete Manual SLATER 1967 B | $23.50 | 28-Aug-2007 | 9 |
| CENTRALAB VIXED RESITOR CALCULATOR SLIDE RULE | $23.30 | 13-Aug-2007 | 4 |
| Great slide rule collection (5) - MUST SEE! | $23.27 | 13-Aug-2007 | 6 |
| 15 PCS. VINTAGE DRAFTING SLIDE RULE COMPARATOR | $23.25 | 09-Aug-2007 | 7 |
| SAMA & ETANI CIRCULAR SLIDE RULE - METRIC-ENGL | $23.00 | 27-Aug-2007 | 16 |
| AUTO NAVIGATOR WATCH TOURBILLION SLIDE RULE DI | $22.50 | 11-Aug-2007 | 1 |
| AUTOMATIC 21J NAVIGATOR SLIDE RULE PILOTS BLAC | $22.50 | 25-Aug-2007 | 8 |
| group slide rule calculator chart water flow o | $22.50 | 19-Aug-2007 | 8 |
| LARGE 3 REGISTER AUTO NAVIGATORS WATCH SLIDE R | $22.49 | 15-Aug-2007 | 7 |
| RARE CELLULOID HORSE ADVERTISING SLIDE RULE CA | $22.49 | 28-Aug-2007 | 5 |
| Vintage Slide Rule:J.H. Weil & Co. Denmark:Pol | $22.19 | 01-Aug-2007 | 10 |
| VINTAGE JASON SLIDE RULE LEATHER CASE ORIGINAL | $22.19 | 06-Aug-2007 | 3 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 15-Aug-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 08-Aug-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 22-Aug-2007 | 1 |
| ANSI/ASQ z1.4-2003 software Replace your old s | $21.99 | 29-Aug-2007 | 1 |
| "UTO S&T Pocket Slide Rule w/,Case" | $21.50 | 08-Aug-2007 | 4 |
| Vintage Weathercaster Slide Rule Advertising C | $21.50 | 14-Aug-2007 | 2 |
| Relay DT-1015 Ideal Bamboo Slide rule with lea | $21.30 | 21-Aug-2007 | 3 |
| Starrett Depth Angle Gage Lufkin Slide Rule Sc | $20.90 | 19-Aug-2007 | 5 |
| "Vintage Circular Slide Rule,Date Computer,UAP | $20.51 | 17-Aug-2007 | 4 |
| VINTAGE 4-ft WELCH Classroom Demo Display Slid | $20.50 | 06-Aug-2007 | 2 |
| ESTATE DRAFTING TOOLS & SLIDE RULE MAGNIFIER K | $20.50 | 23-Aug-2007 | 6 |
| AUTOMATIC 21J NAVIGATOR SLIDE RULE PILOTS WATC | $20.50 | 12-Aug-2007 | 7 |
| Engineering Slide Rule Ruler Case & RARE ORIGI | $20.49 | 22-Aug-2007 | 2 |
| Vintage Engineers Slide Rule Tie Clasp or Tie | $20.49 | 28-Aug-2007 | 6 |
| UTO 601 Pocket Slide Rule A.B. Svenska Fläktfa | $20.05 | 01-Aug-2007 | 3 |
| Slide Rules & Calculating instruments Catalog | $20.00 | 11-Aug-2007 | 1 |
| "105MM HOWITZER ARTILLERY BALLISTICS SLIDE RUL | $19.99 | 27-Aug-2007 | 1 |
| Old Celluloid Psychrometric Slide Rule | $19.99 | 16-Aug-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 07-Aug-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 07-Aug-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 13-Aug-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 21-Aug-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 21-Aug-2007 | 1 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 28-Aug-2007 | 1 |
| A History of the Logarithmic Slide Rule - F. C | $19.95 | 28-Aug-2007 | 1 |
| CIRCULAR SLIDE RULE LOGA TOPO 6400 A 0/00 (SCH | $19.95 | 16-Aug-2007 | 2 |
| SLIDE RULE A Journey through 3 Centuries - New | $19.95 | 14-Aug-2007 | 1 |
| 1950s Vintage Metal Pilot's Flight Computer Sl | $19.00 | 25-Aug-2007 | 1 |
| "1957 Circular Slide Rule,Eckel Valve Flow Cal | $18.51 | 17-Aug-2007 | 6 |
| VINTAGE VERNON STERLING SILVER SLIDE RULE TIE | $18.50 | 20-Aug-2007 | 4 |
| Slide Rule Instruction Book | $18.50 | 17-Aug-2007 | 12 |
| 1964 DAL~COCKTAIL SLIDE RULE~DRINK RECIPE BOTT | $18.50 | 15-Aug-2007 | 3 |
| SLIDE RULES RULER RULERS RULE SLIDERULES OLD V | $18.09 | 06-Aug-2007 | 3 |
| CIRCULAR SLIDE RULE w/Inst & Case - Nice & Vin | $18.01 | 22-Aug-2007 | 2 |
| Jeppesen Slide-Graphic Rule for Altitude Compu | $18.00 | 02-Aug-2007 | 1 |
| NORDEN Swedish Pocket Slide Rule w/Leather Cas | $17.50 | 01-Aug-2007 | 5 |
| WWII US NAVY SIMEX STAR FINDER & MK I SLIDE RU | $17.50 | 24-Aug-2007 | 4 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $16.99 | 18-Aug-2007 | 1 |
| WHEEL RIM LUG PATTERN GUAGE MEASURING TOOL SLI | $16.99 | 27-Aug-2007 | 1 |
| WHEEL RIM LUG PATTERN GUAGE MEASURING TOOL SLI | $16.99 | 01-Aug-2007 | 1 |
| "SLING PSYCHROMETER TAYLOR INSTRUMENT, POWERS | $16.65 | 23-Aug-2007 | 5 |
| Taylor Instruments HYGRORULE Humidity Slide Ru | $16.60 | 14-Aug-2007 | 7 |
| Office Collectibles - Staplers - Embossers - S | $16.59 | 12-Aug-2007 | 1 |
| Vintage Fearns Machining Calculator Circular S | $16.51 | 08-Aug-2007 | 5 |
| GENERAL MOTORS INSTITUTE GMI Statistical QC Sl | $16.50 | 05-Aug-2007 | 4 |
| Vintage - Binary Slide Rule Compass | $16.50 | 22-Aug-2007 | 5 |
| Log Slide Ruler | $16.38 | 10-Aug-2007 | 8 |
| US MILITARY SLIDE RULE with LEATHER CASE VINTA | $16.15 | 28-Aug-2007 | 4 |
| VINTAGE BRUNING #2398 SLIDE RULE W/CASE ENGINE | $15.52 | 07-Aug-2007 | 3 |
| STAEDTLER NORIS SLIDE RULER NO. 944 03 WITH IN | $15.50 | 28-Aug-2007 | 2 |
| vintage group slide rule calculator chart and | $15.50 | 19-Aug-2007 | 4 |
| "The Slide Rule and How to Use It, 1956" | $15.50 | 09-Aug-2007 | 6 |
| PLASTIC G E RADIATION CALCULATOR SLIDE RULE Vi | $15.50 | 05-Aug-2007 | 3 |
| Doric Slide Rule Model 9071-3 plus How To Manu | $15.50 | 22-Aug-2007 | 5 |
| PLASTIC G E RADIATION CALCULATOR SLIDE RULE vi | $15.50 | 04-Aug-2007 | 3 |
| MANNHEIM TYPE SLIDE RULE | $15.50 | 22-Aug-2007 | 3 |
| 1943 DERCK'S Gauge Dial circular machinists sl | $15.50 | 26-Aug-2007 | 4 |
| VINTAGE SLIDE RULE CACULATOR CAPACITANCE IMPED | $15.50 | 28-Aug-2007 | 2 |
| "Vintage Bruning 6"" Pocket Slide Rule with Ca | $15.50 | 18-Aug-2007 | 2 |
| Grizzle loss of head slide rule water line cap | $15.50 | 19-Aug-2007 | 5 |
| MASS. INSTIT. OF TECH. ANALOG Slide Rule Circu | $15.06 | 04-Aug-2007 | 3 |
| DU PONT ALBONE HYDROGEN PEROXIDE SLIDE RULE 19 | $15.01 | 05-Aug-2007 | 6 |
| Basic Trig slide rule and manual | $15.01 | 17-Aug-2007 | 6 |
| Vintage Russian USSR wooden Slide Rule 1952 | $15.00 | 30-Aug-2007 | 1 |
| Vintage fractional inch slide rule w/case +ins | $15.00 | 27-Aug-2007 | 1 |
| Vintage Russian USSR wooden Slide Rule 1952 | $15.00 | 21-Aug-2007 | 1 |
| Sans & Streiffe Slide Rule No. 310 w/Leather C | $15.00 | 03-Aug-2007 | 3 |
| WWII Graphical Firing Table Slide Rule | $14.99 | 30-Aug-2007 | 2 |
| vintage rare Germany slide rule Sthlafhorst Au | $14.99 | 16-Aug-2007 | 1 |
| VINTAGE MINI SLIDE RULE CACULATOR RAYTHEON DB | $14.99 | 13-Aug-2007 | 2 |
| miniature working slide rule tie clip sliderul | $14.99 | 08-Aug-2007 | 2 |
| NO. 6 ENGINEER RULE STANLEY RULE & LEVEL - TAB | $14.99 | 02-Aug-2007 | 12 |
| UKULELE SLIDE RULE - 5 POSITIONS - IMPROVISE ! | $14.95 | 18-Aug-2007 | 1 |
| FRETLESS BASS SLIDE RULE - 5 POSITIONS - NEW O | $14.95 | 18-Aug-2007 | 1 |
| FRETLESS BASS SLIDE RULE - 5 POSITIONS - NEW O | $14.95 | 11-Aug-2007 | 1 |
| ANY LEFT HANDED SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 08-Aug-2007 | 1 |
| 5-STRING BANJO SLIDE RULE -5 POSITIONS -NEW WA | $14.95 | 08-Aug-2007 | 1 |
| ANY LEFT HANDED SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 01-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 30-Aug-2007 | 1 |
| ANY SLIDE RULE - 5 POSITIONS - LEFT HANDED !! | $14.95 | 30-Aug-2007 | 1 |
| MANDOLIN SLIDE RULE - 5 POSITION MUSICIAN - IM | $14.95 | 30-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.95 | 12-Aug-2007 | 1 |
| 6 STRING BASS SLIDE RULE - 5 POSITIONS - IMPRO | $14.95 | 28-Aug-2007 | 1 |
| 6 - STRING BASS SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 01-Aug-2007 | 1 |
| MANDOLIN SLIDE RULE - 5 POSITIONS - NEW WAY TO | $14.95 | 06-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 29-Aug-2007 | 1 |
| 5 STRING BASS SLIDE RULE -5 POSITIONS -NEW WAY | $14.95 | 22-Aug-2007 | 1 |
| ANY LEFT HANDED SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 16-Aug-2007 | 1 |
| MANDOLIN SLIDE RULE - 5 POSITIONS - NEW WAY TO | $14.95 | 16-Aug-2007 | 1 |
| 5-STRING BANJO SLIDE RULE -5 POSITIONS -NEW WA | $14.95 | 16-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 17-Aug-2007 | 1 |
| TENOR BANJO SLIDE RULE - 5 POSITIONS - NEW WAY | $14.95 | 17-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 22-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - DJANGO RHINEH | $14.95 | 24-Aug-2007 | 1 |
| TENOR BANJO SLIDE RULE - 5 POSITIONS - NEW WAY | $14.95 | 24-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - DJANGO RHINEH | $14.95 | 17-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.95 | 17-Aug-2007 | 1 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $14.95 | 17-Aug-2007 | 1 |
| FRETLESS BASS SLIDE RULE - 5 POSITIONS - NEW O | $14.95 | 25-Aug-2007 | 1 |
| 5 STRING BASS SLIDE RULE -5 POSITIONS -NEW WAY | $14.95 | 09-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 10-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - DJANGO RHINEH | $14.95 | 05-Aug-2007 | 1 |
| FRETLESS BASS SLIDE RULE - 5 POSITIONS - IMPRO | $14.95 | 04-Aug-2007 | 1 |
| 7 STRING GUITAR SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 10-Aug-2007 | 1 |
| TENOR BANJO SLIDE RULE - 5 POSITIONS - NEW WAY | $14.95 | 10-Aug-2007 | 1 |
| MANDOLIN SLIDE RULE - 5 POSITIONS - NEW WAY TO | $14.95 | 23-Aug-2007 | 1 |
| ANY LEFT HANDED SLIDE RULE - 5 POSITIONS - IMP | $14.95 | 23-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 23-Aug-2007 | 1 |
| 7 - STRING GUITAR SLIDE RULE - 5 POSITIONS - I | $14.95 | 02-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.95 | 08-Aug-2007 | 1 |
| 5-STRING BANJO SLIDE RULE - 5 POSITIONS | $14.95 | 31-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITION - DJANGO RHINEH | $14.95 | 27-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $14.95 | 08-Aug-2007 | 1 |
| 6 STRING BASS SLIDE RULE - 5 POSITIONS - IMPRO | $14.95 | 08-Aug-2007 | 1 |
| STRING BASS SLIDE RULE - 5 POSITIONS - NEW WAY | $14.95 | 08-Aug-2007 | 1 |
| UKULELE SLIDE RULE - 5 POSITIONS - IMPROVISE ! | $14.95 | 11-Aug-2007 | 1 |
| "Slide Rules, Their History, Models, Makers Bo | $14.51 | 25-Aug-2007 | 3 |
| OHMITE OHM'S LAW CALCULATOR SLIDE RULE VINTAGE | $14.50 | 02-Aug-2007 | 1 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $14.50 | 26-Aug-2007 | 2 |
| OHMITE OHM'S LAW CALCULATOR SLIDE RULE VINTAGE | $14.39 | 12-Aug-2007 | 2 |
| slide rule combined navigation device airplain | $14.39 | 07-Aug-2007 | 2 |
| GUITAR SLIDE RULE - 5 POSITIONS - STEVIE RAY V | $13.95 | 19-Aug-2007 | 1 |
| BASS SLIDE RULE - 5 POSITIONS - NEW WAY TO PLA | $13.95 | 21-Aug-2007 | 1 |
| UKULELE SLIDE RULE - 5 POSITIONS - IMPROVISE ! | $13.95 | 25-Aug-2007 | 1 |
| STRING BASS SLIDE RULE - 5 POSITIONS - NEW WAY | $13.95 | 01-Aug-2007 | 1 |
| 6 STRING BASS SLIDE RULE - 5 POSITIONS - IMPRO | $13.95 | 15-Aug-2007 | 1 |
| Slide Rule Scientific Instruments 1530 SIC1530 | $13.50 | 28-Aug-2007 | 2 |
| Vintage RICOH Bamboo Slide Rule~In Orig Box~Ne | $13.50 | 09-Aug-2007 | 5 |
| Celuloid circular slide rule engineering Saxon | $13.50 | 26-Aug-2007 | 4 |
| 1800 S FOLDING SLIDE RULER | $13.49 | 26-Aug-2007 | 2 |
| Slide Rule for Compound Trigonometry/Trig~Need | $13.00 | 02-Aug-2007 | 5 |
| 2 VINT STAHLLAMELLE DUSSELDORF AND SPANALL SLI | $13.00 | 15-Aug-2007 | 4 |
| 1967 TRW SLIDE RULE Frequency Voltage Temperat | $12.99 | 14-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 24-Aug-2007 | 1 |
| 1966 CONCRETE Volume Computer SLIDE RULE Old C | $12.99 | 14-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 13-Aug-2007 | 1 |
| Lot of 5 Vintage Slide Rules +Flight Computer | $12.99 | 13-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 20-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 30-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $12.99 | 06-Aug-2007 | 1 |
| SHURE BROTHERS Reactance Slide Rule | $12.95 | 19-Aug-2007 | 1 |
| Round Pocket Sized Slide Rule - New - Monsanto | $12.84 | 23-Aug-2007 | 7 |
| Fisher Controls Universal Valve Sizing Slide R | $12.75 | 05-Aug-2007 | 3 |
| JEPPESEN EB-6 METAL FLIGHT COMPUTER SLIDE RULE | $12.51 | 05-Aug-2007 | 3 |
| Vintage Military Gun Caliber Slide Rule Gen. M | $12.50 | 18-Aug-2007 | 3 |
| 1943 DERCK'S Gauge Dial circular machinists sl | $12.50 | 13-Aug-2007 | 2 |
| Unique Universal I Slide Rule & case - Made in | $12.50 | 30-Aug-2007 | 7 |
| LEEDS & NORTHRUP Thermocouple Calcul. SLIDE RU | $12.50 | 05-Aug-2007 | 2 |
| Rockwell 63R Scientific Slide Rule Calculator | $12.50 | 26-Aug-2007 | 12 |
| "OLD SLIDE RULE SET - 18"" & 15"" w/case MILIT | $12.50 | 09-Aug-2007 | 1 |
| ENGLISH SLIDERULE COLLECTION | $12.50 | 21-Aug-2007 | 4 |
| "1967 Book ""Using Slide Rule in Electronic Te | $12.50 | 07-Aug-2007 | 2 |
| The Slide Rule C. N. Pickworth 1938 Antique Bo | $12.50 | 19-Aug-2007 | 2 |
| "Aircraft Navigational Plotting Circular Slide | $12.37 | 14-Aug-2007 | 4 |
| 1961 Military Slide Rule | $12.19 | 20-Aug-2007 | 2 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.08 | 19-Aug-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.08 | 26-Aug-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.08 | 12-Aug-2007 | 1 |
| "DOUGLAS, JERRY - SLIDE RULE - CD *NEW" | $12.08 | 05-Aug-2007 | 1 |
| "Goodyear Tires V-Belt Slide Rule, Slipstick w | $12.05 | 22-Aug-2007 | 2 |
| Rockwell Advanced Slide Rule Calculator 61R Mi | $12.00 | 08-Aug-2007 | 4 |
| SLIDE RULE WITH ORIGINAL LEATHER CASE AND BOOK | $12.00 | 31-Aug-2007 | 1 |
| 1946 Mason Engineering Rafter Framing Slide Ru | $12.00 | 08-Aug-2007 | 1 |
| vintage group slide rule calculator chart pipe | $12.00 | 19-Aug-2007 | 3 |
| OHMITE OHM'S LAW CALCULATOR SLIDE RULE VINTAGE | $11.99 | 27-Aug-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 04-Aug-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 21-Aug-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 14-Aug-2007 | 1 |
| SLIDE RULE SIMPLIFIED & EXPLAINED - New Book | $11.95 | 28-Aug-2007 | 1 |
| Round Pocket Sized Slide Rule - New - Monsanto | $11.66 | 05-Aug-2007 | 9 |
| CHARVOZ-ROOS NO PSR - 101P SLIDE RULE WITH LEA | $11.51 | 08-Aug-2007 | 3 |
| Rare Antique 1943 REED-O-GRAPH Teachers Slide | $11.50 | 17-Aug-2007 | 2 |
| VINTAGE STERLING SILVER SLIDE RULE TIE CLASP T | $11.50 | 29-Aug-2007 | 4 |
| Lot Vintage Circular Slide Rules Lufkin Kellog | $11.50 | 21-Aug-2007 | 2 |
| The Mannheim Slide Rule Complete Manual - Wm C | $11.50 | 14-Aug-2007 | 5 |
| "Book: ""Slide Rules"" By Dieter von Jezierski | $11.38 | 12-Aug-2007 | 2 |
| "Wooden Slide Ruler, Made in Occupied Japan, V | $11.29 | 01-Aug-2007 | 6 |
| EMPIRE PEDIGREE SLIDE RULE POCKET SIZE VINTAGE | $11.15 | 19-Aug-2007 | 6 |
| VINTAGE soviet SLIDE RULE LSLO-250-10P 1979 YE | $11.00 | 24-Aug-2007 | 1 |
| VINTAGE soviet SLIDE RULE LSLO-250-10P 1979 YE | $11.00 | 30-Aug-2007 | 1 |
| VINTAGE soviet SLIDE RULE LSLO-250-10P 1979 YE | $11.00 | 17-Aug-2007 | 1 |
| VINTAGE soviet SLIDE RULE LSLO-250-10P 1979 YE | $11.00 | 03-Aug-2007 | 1 |
| VINTAGE soviet SLIDE RULE LSLO-250-10P 1979 YE | $11.00 | 10-Aug-2007 | 1 |
| VINTAGE JEPPESEN FLIGHT COMPUTER SLIDE RULE W/ | $11.00 | 07-Aug-2007 | 2 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $11.00 | 22-Aug-2007 | 4 |
| Taylor Instrument Sling Psychrometer used w/ s | $10.99 | 07-Aug-2007 | 3 |
| STANCOR Transformer Multi Slide Rule; 1948 | $10.95 | 24-Aug-2007 | 1 |
| Very Rare CNR Canadian National Railway Slide | $10.60 | 26-Aug-2007 | 2 |
| VERY SCARCE VINTAGE WEBER Nr 4285 N SLIDE RULE | $10.51 | 26-Aug-2007 | 2 |
| "Vintage SLIDE RULE Tie Clasp, Tie Clip" | $10.50 | 27-Aug-2007 | 3 |
| Lutz Slide Rule | $10.50 | 06-Aug-2007 | 2 |
| Germany ARITHMA ADDIATOR w/case/stylus Slide R | $10.50 | 01-Aug-2007 | 2 |
| Vintage Stanley Wooden Caliper Rule w/Brass Sl | $10.50 | 13-Aug-2007 | 6 |
| VINTAGE WEATHERCASTER SLIDE RULE IRVING KRICK | $10.50 | 15-Aug-2007 | 2 |
| WEEMS & PLATH STAR FINDER 2102-D & NAUTICAL SL | $10.50 | 15-Aug-2007 | 1 |
| Old WEBER 4285 N Slide Rule with Box - MADE IN | $10.50 | 26-Aug-2007 | 2 |
| lot of 3 vintage old slide rule | $10.50 | 07-Aug-2007 | 2 |
| 1947 sewer design slide rule | $10.50 | 19-Aug-2007 | 5 |
| VINTAGE SLIDE RULE CACULATOR DATRON HAM RADIO | $10.49 | 13-Aug-2007 | 2 |
| Acu-Math All Metal Engraved Slide Rule 1311 | $10.49 | 10-Aug-2007 | 3 |
| API Flange Slide Rule - (Oilfield flange & bol | $10.49 | 27-Aug-2007 | 2 |
| Ohmite Parallel Resistance Calculator Slide Ru | $10.40 | 12-Aug-2007 | 5 |
| LIQUID CARBONIC PROPERTIES OF GASES SLIDE RULE | $10.01 | 05-Aug-2007 | 2 |
| (2) Pocket Slide Rule Vintage Relay 505 & Pick | $10.00 | 18-Aug-2007 | 3 |
| 6 inch slide rule | $10.00 | 14-Aug-2007 | 1 |
| NORBLO AIR FLOW CALCULATOR SLIDE RULE Circular | $10.00 | 05-Aug-2007 | 2 |
| Charles Bruning Co. Slide Rule Model #2420 10- | $10.00 | 21-Aug-2007 | 1 |
| Circular Slide Rule & Gear Reducer Size Select | $10.00 | 19-Aug-2007 | 1 |
| SLIDE RULER LIETZ 2971P ELECTRONICS ENGINEERS | $9.99 | 25-Aug-2007 | 1 |
| Phonics games Play 'n Talk Slide Rule / Record | $9.99 | 10-Aug-2007 | 1 |
| "Pocket Slide Rule w/paper instruc C-Thru Rule | $9.99 | 04-Aug-2007 | 1 |
| EXELENT Russian USSR NEW Slide Rule MILITARY+B | $9.99 | 29-Aug-2007 | 1 |
| FISHER CONTROLS UNIVERSAL VALVE SIZING SLIDE R | $9.99 | 23-Aug-2007 | 1 |
| Vintage Weems Nautical Slide Rule Annapolis Na | $9.99 | 10-Aug-2007 | 1 |
| Slide Rule Instruction Manual 1942 Engineering | $9.99 | 03-Aug-2007 | 1 |
| "Antique Stanley No. 36 1/2 L Boxwood 12 "" Sl | $9.99 | 16-Aug-2007 | 1 |
| Lawence Engineering service slide rule | $9.99 | 10-Aug-2007 | 1 |
| Vintage Mens Slide Rule Goldtone Tie Bar Actua | $9.99 | 16-Aug-2007 | 1 |
| Vintage Biomate Biorhythm Round Slide Rule Com | $9.99 | 09-Aug-2007 | 1 |
| """SLIDE RULE"" by Calvin Bishop" | $9.99 | 12-Aug-2007 | 1 |
| LUFKIN BOXWOOD MADE IN ENGLAND 12 INCH RULE WI | $9.99 | 26-Aug-2007 | 1 |
| Vintage Russian USSR wooden Slide Rule 1952 | $9.99 | 11-Aug-2007 | 1 |
| VINTAGE DIWA SLIDE RULE W/BOX & INSTRUCTION BO | $9.99 | 12-Aug-2007 | 1 |
| RUSSIAN Slide Rule w/ Case | $9.99 | 19-Aug-2007 | 1 |
| Two Rare Sohio Aviation Slide Rules | $9.99 | 28-Aug-2007 | 2 |
| "OLD WOODEN MINI SLIDE RULE, LEATHER COVER 195 | $9.99 | 22-Aug-2007 | 2 |
| 1955 Slide Rule Book By Calvin C. Bishop | $9.99 | 11-Aug-2007 | 1 |
| Vintage Japan C-Thru Slide Rule Model 5888 | $9.99 | 28-Aug-2007 | 1 |
| Vintage Japan C-Thru Slide Rule Model 5889 | $9.99 | 28-Aug-2007 | 1 |
| "RARE 1959 CIRCULAR SLIDE RULE PERRYGRAF CHICA | $9.99 | 03-Aug-2007 | 1 |
| 4 Vintage Electronic Slide Rule Laser Filter R | $9.99 | 21-Aug-2007 | 1 |
| Charles Bruning Slide Rule 2421 10 inch 1945 W | $9.99 | 05-Aug-2007 | 1 |
| 1965 PERRYGRAF STEEL BEAM STRESS ESIMATOR SLID | $9.99 | 26-Aug-2007 | 2 |
| VINTAGE RELAY BAMBOO SLIDE RULE NO. 83 MADE IN | $9.99 | 21-Aug-2007 | 1 |
| 1980 Kennametal Machining Calculator Slide Rul | $9.99 | 13-Aug-2007 | 1 |
| Consolidated B-24 Liberator load adjuster slid | $9.99 | 22-Aug-2007 | 1 |
| PHILIP CAREY Oh SLIDE RULE Asbestos Magnesia I | $9.99 | 17-Aug-2007 | 1 |
| 1930s DOLLAR KNIFE CORP ATLANTA CELLULOID KNIF | $9.99 | 07-Aug-2007 | 3 |
| PHILIP CAREY Oh SLIDE RULE Asbestos Magnesia I | $9.99 | 26-Aug-2007 | 1 |
| VINTAGE SLIDE RULE CACULATOR WESTERN MICROWAVE | $9.99 | 28-Aug-2007 | 1 |
| VINTAGE SLIDE RULES AND BOOKS | $9.99 | 10-Aug-2007 | 1 |
| VINTAGE SLIDE RULE CACULATOR SILICON RECTIFIER | $9.99 | 09-Aug-2007 | 2 |
| Slide Rule Simplified How to Book | $9.99 | 22-Aug-2007 | 1 |
| "6"" WESTERN ELECTRIC MODEL N-200T SLIDE RULE" | $9.99 | 02-Aug-2007 | 1 |
| Richardson Rule Works 1776-Simplix Slide Rule | $9.99 | 05-Aug-2007 | 1 |
| 1966 CONCRETE Volume Computer SLIDE RULE Old C | $9.99 | 22-Aug-2007 | 1 |
| MIB Sears Electronic SLIDE RULE CALCULATOR AS | $9.99 | 31-Aug-2007 | 1 |
| Jeppesen E6B Pilot Computer / Slide Rule 1966 | $9.99 | 26-Aug-2007 | 1 |
| 1967 TRW SLIDE RULE Frequency Voltage Temperat | $9.99 | 06-Aug-2007 | 1 |
| "Mikuni, Carb Tuner, Slide Rule," | $9.99 | 02-Aug-2007 | 1 |
| VINTAGE RUSSIAN soviet SLIDE RULE 1958 Commemo | $9.99 | 31-Aug-2007 | 1 |
| Spring Data Computer; Slide Rule | $9.99 | 08-Aug-2007 | 1 |
| Circular Slide Rule Simex Navigator navigation | $9.99 | 17-Aug-2007 | 1 |
| ANTIQUE LUFKIN SLIDE RULE #16 MADE IN ENGLAND | $9.99 | 25-Aug-2007 | 1 |
| 2 Ohmite Slide Rule Style Calculators Resist C | $9.97 | 04-Aug-2007 | 1 |
| Vintage Biomate Biorhythm Slide rule with Case | $9.95 | 01-Aug-2007 | 1 |
| Slide Rule from Capitol Radio Engineering Inst | $9.90 | 22-Aug-2007 | 1 |
| SLIDE RULE SIMPLIFIED Booklet & Rule Clark Leh | $9.50 | 06-Aug-2007 | 5 |
| "Vintage Globemaster 5"" Slide Rule w/Case & I | $9.50 | 27-Aug-2007 | 3 |
| Vintage Estate Miniature Slide Rule & Leather | $9.50 | 09-Aug-2007 | 2 |
| HOW TO USE THE SLIDE RULE engineering science | $8.99 | 02-Aug-2007 | 1 |
| AERO SERVICE CORP Photographic density SLIDE R | $8.99 | 05-Aug-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $8.99 | 05-Aug-2007 | 1 |
| OHMITE OHMS LAW CALCULATOR Slide Rule 1941 | $8.99 | 04-Aug-2007 | 1 |
| LEEDS & NORTHRUP Thermocouple Calcul. SLIDE RU | $8.99 | 05-Aug-2007 | 1 |
| CHICAGO MINIATURE LAMP WORKS SLIDE RULE Circul | $8.99 | 05-Aug-2007 | 1 |
| INDUSTRIAL ELECTRC. ENGINEERS CIRCULAR SLIDE R | $8.99 | 05-Aug-2007 | 1 |
| 1942 The Slide Rule and How To Use It + free S | $8.99 | 26-Aug-2007 | 1 |
| VINTAGE MANNHEIM TRIG SLIDE RULE 1968 | $8.99 | 28-Aug-2007 | 1 |
| 1957 Shure Reactance Slide Rule | $8.99 | 22-Aug-2007 | 1 |
| BELFAB PRECISIONEERED BELLOWS SLIDE RULE 1958 | $8.99 | 05-Aug-2007 | 1 |
| GENCO VACURULE Vaccum Stystems Slide Rule 1963 | $8.99 | 04-Aug-2007 | 1 |
| TERADYNE DIGITAL COST ESTIMATOR SLIDE RULE | $8.99 | 05-Aug-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $8.99 | 21-Aug-2007 | 1 |
| INSTANT TIME CARD CALCULATOR CIRCULAR Slide Ru | $8.99 | 04-Aug-2007 | 1 |
| Two Books on the Slide Rule | $8.95 | 16-Aug-2007 | 1 |
| NEAL FEAY MO0DEL CR-6 COST REDUCTION SLIDE RUL | $8.88 | 23-Aug-2007 | 1 |
| WWII NAVY CIRCULAR SLIDE RULER COMPUTER MARK 8 | $8.75 | 03-Aug-2007 | 1 |
| ULTRA RARE SEIKO VINTAGE SLIDE RULE 6138-7000 | $8.59 | 18-Aug-2007 | 11 |
| Dirva Diroa Denmark No. 601 Pocket Slide Rule | $8.50 | 29-Aug-2007 | 2 |
| ROYAL SLIDE RULE | $8.50 | 15-Aug-2007 | 3 |
| Biomate Biorhythm Slide Rule in Case with Guid | $8.50 | 06-Aug-2007 | 2 |
| 2 slide rule calculators Forney psi and steel | $8.10 | 19-Aug-2007 | 4 |
| Slide Rule - Jerry Douglas (CD 1992) - Bluegra | $8.02 | 08-Aug-2007 | 8 |
| GREENLEE CALCULATOR Circular Slide Rule Woodwo | $8.01 | 13-Aug-2007 | 3 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 31-Aug-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 26-Aug-2007 | 1 |
| Vintage Disney Mickey Math Slide Ruler | $7.99 | 21-Aug-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $7.99 | 15-Aug-2007 | 1 |
| VINTAGE MENS SLIDE RULE SHAPE TIE BAR | $7.95 | 30-Aug-2007 | 2 |
| ACU-MATH MODEL NO. 900 SLIDE RULE | $7.95 | 22-Aug-2007 | 2 |
| vintage Morris Hoffman slide rule w leather ca | $7.51 | 19-Aug-2007 | 2 |
| VINTAGE - SLIDE RULE HOW TO USE IT Calvin Bish | $7.50 | 26-Aug-2007 | 2 |
| Vintage Derck's Gauge Dial Machinists Slide Ru | $7.50 | 29-Aug-2007 | 5 |
| THE SLIDE RULE-R. Strohm & A. Degroot-1948 | $7.50 | 23-Aug-2007 | 2 |
| VINTAGE LUTZ SLIDE RULE WITH LEATHER CASE # 10 | $7.50 | 24-Aug-2007 | 1 |
| 1948 Shure Brothers Thurow Radio Reactance Sli | $7.50 | 22-Aug-2007 | 1 |
| 1946 Laurence FLASHRULE photgrapher's slide ru | $7.50 | 13-Aug-2007 | 2 |
| CIRCULAR WORLD TIME SLIDE RULE. | $7.50 | 07-Aug-2007 | 9 |
| National Typesetting Copyfitting Slide Rule | $7.50 | 19-Aug-2007 | 3 |
| LUFKIN TIME SAVER 1960 CIRCULAR SLIDE RULE TAP | $7.50 | 21-Aug-2007 | 3 |
| "VINTAGE RUSSIAN SLIDE RULE 1967c WOOD, WITH B | $7.49 | 02-Aug-2007 | 6 |
| INSTRUCTIONS FOR SLIDE RULES - MIDDLEMISS - 19 | $7.00 | 28-Aug-2007 | 1 |
| KESTER FLUX SELECTOR VINTAGE SLIDE RULE SOLDER | $7.00 | 12-Aug-2007 | 1 |
| vintage WEEMS NAUTICAL SLIDE RULE ... very nic | $7.00 | 19-Aug-2007 | 1 |
| LUTZ SLIDE RULE WITH CASE | $7.00 | 05-Aug-2007 | 4 |
| NO. 2 E. A. STEARNS ENGINEER RULE - TABLES GUN | $6.99 | 17-Aug-2007 | 6 |
| Metal slide rule | $6.50 | 11-Aug-2007 | 2 |
| "Starrett 425 pocket slide caliper rule tool 5 | $6.50 | 13-Aug-2007 | 5 |
| Vintage double sided pencil w/ruler devco slid | $6.49 | 20-Aug-2007 | 2 |
| slide rules thermocouple temperature computer | $6.00 | 14-Aug-2007 | 3 |
| Scheduling Slide Rule Calculator - years 2007 | $6.00 | 15-Aug-2007 | 1 |
| ACU-MATH Model 400 STUDENT SLIDE RULE withBox | $5.99 | 13-Aug-2007 | 1 |
| HOW TO USE THE SLIDE RULE engineering science | $5.99 | 10-Aug-2007 | 1 |
| DIAL YOUR MILEAGE L D Lowery SLIDE RULE Circul | $5.99 | 05-Aug-2007 | 1 |
| Keufeel & Esser 4081-3 Slide Rule and Leather | $5.99 | 04-Aug-2007 | 1 |
| C. O. Harris = Slide Rule Simplified Book / Ma | $5.75 | 09-Aug-2007 | 1 |
| Lance salesmans profit margin sliderule. | $5.51 | 24-Aug-2007 | 2 |
| LEEDS AND NORTHRUP CALCULATOR Slide Rule VINTA | $5.50 | 13-Aug-2007 | 1 |
| MAGNETICS INC CORE CALCULATOR 1966 SLIDE RULE | $5.50 | 13-Aug-2007 | 3 |
| Ohmite Resistance Calculator & Slide Rule | $5.50 | 06-Aug-2007 | 1 |
| MAGNETICS INC. TAPE WOUND CORE SLIDE RULE 1957 | $5.50 | 13-Aug-2007 | 1 |
| "Vintage Circular Slide Rule,Aviation,Mark 8 C | $5.50 | 17-Aug-2007 | 2 |
| HRB SINGER INC. RECEIVER & NOISE SLIDE RULE 19 | $5.50 | 13-Aug-2007 | 1 |
| PIC DESIGN CORP. GEAR COMPUTER SLIDE RULE | $5.50 | 13-Aug-2007 | 1 |
| CARPENTER STAINLESS TUBING Slide Rule 1947 | $5.50 | 13-Aug-2007 | 1 |
| Vintage Slide Rule+wood with veneer face and r | $5.00 | 08-Aug-2007 | 1 |
| 1905 I B WILLIAMS & SONS AD SLIDE RULE DOVER N | $5.00 | 07-Aug-2007 | 1 |
| AD SLIDE RULE/CALCULATOR REPUBLIC BELTING CLEV | $5.00 | 07-Aug-2007 | 1 |
| Vintage 1970's TI-30 Slide Rule Algebraic Calc | $4.99 | 09-Aug-2007 | 1 |
| Grizzle loss of head slide rule water line cap | $4.99 | 14-Aug-2007 | 3 |
| 1947 sewer design slide rule | $4.99 | 14-Aug-2007 | 3 |
| 2 slide rule calculators Forney psi and steel | $4.99 | 14-Aug-2007 | 1 |
| Vintage Climatemaker Heat Loss Calculating Sli | $4.99 | 05-Aug-2007 | 1 |
| Knitting Needle Box Ruler Top Slides for Needl | $4.99 | 05-Aug-2007 | 2 |
| Artillery Site & VI Slide Rule For 155mm Howit | $4.99 | 09-Aug-2007 | 1 |
| slide rules the kemet microfarad manipulator r | $4.99 | 14-Aug-2007 | 2 |
| VINTAGE SLIDE RULE DIROA DENMARK W/CASE + INST | $4.99 | 18-Aug-2007 | 1 |
| Vintage Acu-Math MANNHEIM #1240 Slide Rule | $4.95 | 22-Aug-2007 | 1 |
| GUS GLASER & SIMPSON'S PERCENTAGE PROFIT SLIDE | $4.95 | 19-Aug-2007 | 1 |
| 1 CENT CD: Jerry Douglas 'Slide Rule' country | $4.77 | 15-Aug-2007 | 8 |
| BOXWOOD & BRASS LUFKIN 4 FT RULER W/ BRASS SLI | $4.50 | 14-Aug-2007 | 2 |
| Nautical slide Rule #105 | $4.26 | 19-Aug-2007 | 8 |
| Jiffy Slide Rule Original Instructions Mint Co | $4.25 | 22-Aug-2007 | 4 |
| HONEYWELL SLIDE RULE | $4.25 | 02-Aug-2007 | 5 |
| ACU-MATH ENGRAVED SLIDE RULE | $4.20 | 22-Aug-2007 | 2 |
| Weight Watchers Exchange Manager Slide rule co | $4.00 | 10-Aug-2007 | 1 |
| U.S. Blue Slide rule #1876 original case vinta | $4.00 | 22-Aug-2007 | 3 |
| SEIKO PILOT SLIDE RULE SplitSecond CHRONOGRAPH | $3.99 | 17-Aug-2007 | 9 |
| NO. 49 H. CHAPIN FOLDING BOXWOOD RULE - GUNTER | $3.99 | 14-Aug-2007 | 1 |
| Slide Rule Paper Friction Loss Calculator Claw | $3.99 | 05-Aug-2007 | 1 |
| Heli-Coil Screw Thread Insert Slide Rule Chart | $3.99 | 13-Aug-2007 | 1 |
| Slide Rule Paper Industry Web Length Weight HP | $3.99 | 04-Aug-2007 | 1 |
| "Vintage Acu-Math Slide Ruler with case - No. | $3.99 | 05-Aug-2007 | 1 |
| CLUB SCRAP Slide Ruler Sewing rubber stamp MIN | $3.98 | 17-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 20-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 10-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 20-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 27-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 03-Aug-2007 | 1 |
| GEEK MATH INSTRUCTIONS LEARN HOW TO USE A SLID | $3.95 | 16-Aug-2007 | 1 |
| 1959 COSCO PROFIT CALCULATOR SLIDE RULE HARDWA | $3.75 | 01-Aug-2007 | 2 |
| Engineering Instruments Wood Slide Rule w/Box | $3.52 | 16-Aug-2007 | 2 |
| ULTRA RARE SEIKO VINTAGE SLIDE RULE 6138-7000 | $3.50 | 17-Aug-2007 | 4 |
| 1929-1940'S SLIDE RULE TEXT BOOK LOT | $3.50 | 05-Aug-2007 | 1 |
| VINTAGE HARDWOOD FLOORING CALCULATOR SLIDE RUL | $3.50 | 06-Aug-2007 | 2 |
| "8 1/4"" WOOD SLIDE RULE--Lawerence Engineerg | $3.49 | 19-Aug-2007 | 3 |
| 1953 BALLANTINE RULE DB CONVERSION SLIDE RULE | $3.25 | 04-Aug-2007 | 2 |
| Marathon Running Pace Calculator/Planner slide | $3.25 | 26-Aug-2007 | 2 |
| R. R. Robertson Co. Brass Slide Rule | $3.25 | 19-Aug-2007 | 2 |
| Retro/Vintage White Plastic Slide Rule Science | $3.00 | 07-Aug-2007 | 1 |
| "Mannheim Type Slide Rule Instruction Booklet, | $3.00 | 21-Aug-2007 | 1 |
| "DZUS FASTENER CO. TYPE ""A"" 1947 SLIDE RULE" | $2.99 | 22-Aug-2007 | 1 |
| AMERIC. SPRING & WATER CO. Coil Spring Slide R | $2.99 | 22-Aug-2007 | 1 |
| CONTINENTAL EQUIPMENT CO. Circular Slide Rule | $2.99 | 22-Aug-2007 | 1 |
| VINTAGE VePoAd MANUAL SLIDE Pocket RULE Add RE | $2.99 | 28-Aug-2007 | 2 |
| LUTHERAN CHURCH OF AMERICAN GROWTH SLIDE RULE | $2.99 | 22-Aug-2007 | 1 |
| 1976 ARMSTRONG CEILING CALCULATOR SLIDE RULE H | $2.99 | 15-Aug-2007 | 1 |
| NOOTER Boilers Flange Size Selector SLIDE RULE | $2.99 | 22-Aug-2007 | 2 |
| GULF OIL DIAL YOUR MILEAGE SLIDE RULE Circular | $2.99 | 22-Aug-2007 | 1 |
| ROYAL SLIDE RULE | $2.99 | 26-Aug-2007 | 1 |
| CUTLER HAMMER MOTOR CONTROL Slide Rule 1957 | $2.99 | 22-Aug-2007 | 1 |
| Vintage Feed-A-Ration Slide Rule 1942 Carey's | $2.99 | 26-Aug-2007 | 1 |
| US Patent for a Glass SLIDE RULE - Ruler | $2.95 | 02-Aug-2007 | 1 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 05-Aug-2007 | 1 |
| US Patent for a Glass SLIDE RULE - Ruler | $2.95 | 24-Aug-2007 | 1 |
| US Patent for a Glass SLIDE RULE - Ruler | $2.95 | 16-Aug-2007 | 1 |
| Vintage Slide Rule Instruction Booklet | $2.60 | 14-Aug-2007 | 1 |
| Vintage Charvos-Roos Slide Rule USA | $2.47 | 03-Aug-2007 | 3 |
| Combustion Eng. CE Air Pollution Calculator Sl | $2.35 | 11-Aug-2007 | 2 |
| Weems and Plath Nautical Slide Rule | $2.25 | 02-Aug-2007 | 2 |
| === BRL 604 electro SLIDE RULE = BLUNDELL RULE | $2.25 | 26-Aug-2007 | 3 |
| VINTAGE SC BOOKLET INSTRUCTIONS RICOH BAMBOO S | $1.99 | 11-Aug-2007 | 1 |
| Lot of Kodak and Harvey Exposure Slide Rules F | $1.99 | 30-Aug-2007 | 2 |
| SIMPLIFYING THE SLIDE RULE | $1.95 | 05-Aug-2007 | 1 |
| 1948 Complimentary Stancor Multi Slide Rule | $1.79 | 17-Aug-2007 | 1 |
| 1960 Slide Rule IMC (International Minerals & | $1.75 | 11-Aug-2007 | 2 |
| 1960's Cupola Slide Rule IMC (Int. Minerals & | $1.75 | 11-Aug-2007 | 2 |
| Lot of 3 Nevil Shute PBs Slide Rule In The Wet | $1.27 | 19-Aug-2007 | 2 |
| "Old vintage Engineer, Drafting,machinist,Slid | $1.10 | 11-Aug-2007 | 2 |
| Acu-math Engraved Slide Rule # 400 vintage | $1.04 | 12-Aug-2007 | 2 |
| LITRONIX 2250 Vintage Slide Rule Calculator 19 | $0.99 | 26-Aug-2007 | 1 |
| group slide rule calculator chart water flow o | $0.99 | 16-Aug-2007 | 6 |
| vintage group slide rule calculator chart and | $0.99 | 16-Aug-2007 | 1 |
| vintage group slide rule calculator chart pipe | $0.99 | 16-Aug-2007 | 2 |
| "Slip-N-Slide All Star Weekend -Ja Rule, R. Ke | $0.99 | 01-Aug-2007 | 1 |
| A23 Russian Soviet engineering slide rule KLPZ | $0.99 | 19-Aug-2007 | 1 |
| "THE POLYPHASE- SLIDE RULE SELF TEACHING MANUA | $0.99 | 19-Aug-2007 | 1 |
| "Slip-N-Slide All Star Weekend -Ja Rule, R. Ke | $0.99 | 12-Aug-2007 | 1 |
| "Slip-N-Slide All Star Weekend -Ja Rule, R. Ke | $0.99 | 20-Aug-2007 | 1 |
| Acu-Math #500 slide rule in case | $0.99 | 26-Aug-2007 | 1 |
| Acu-Math #400 slide rule in case | $0.99 | 26-Aug-2007 | 1 |
| The Log Log Duplex Decitrig No. 4081 Slide Rul | $0.99 | 08-Aug-2007 | 1 |
| 1980 COCA-COLA METRIC SLIDE RULE (CARDBOARD PU | $0.99 | 12-Aug-2007 | 1 |
| "Slip-N-Slide All Star Weekend -Ja Rule, R. Ke | $0.99 | 08-Aug-2007 | 1 |
| HONEYWELL SLIDE RULE | $0.25 | 10-Aug-2007 | 1 |
| $0.00 | 30-Dec-1899 | 0 |
| Round CALCULATOR or SLIDE RULE in Metal / Box | $345.00 | 08-Aug-2007 | 0 |
| Invicta Mens Slide Rule Multifunction / Strap | $99.00 | 05-Aug-2007 | 0 |
| MARPLES Boxwood & Brass Folding Rule - Gunter' | $75.00 | 21-Aug-2007 | 0 |
| RUSSIAN CIRCULAR (ROUND) SLIDE TWO SIDE RULE K | $59.95 | 14-Aug-2007 | 0 |
| Slide Rule Calculator Vintage circular Poket 6 | $45.99 | 13-Aug-2007 | 0 |
| Slide Rule Calculator Vintage circular Poket 6 | $45.99 | 06-Aug-2007 | 0 |
| Slide Rule Calculator Vintage circular Poket 6 | $45.99 | 23-Aug-2007 | 0 |
| CIRCULAR SLIDE RULE APPROACH DIRECTOR ( GERMAN | $45.00 | 16-Aug-2007 | 0 |
| CIRCULAR SLIDE RULE APPROACH DIRECTOR ( GERMAN | $45.00 | 20-Aug-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 24-Aug-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 16-Aug-2007 | 0 |
| UNIQUE Russian Soviet Vintage RADIATION DOSE S | $29.99 | 08-Aug-2007 | 0 |
| "FINE COLLECTORs 12"" SLIDE RULE LOGAREX 27401 | $29.99 | 03-Aug-2007 | 0 |
| "MACHINISTS'TOOLS-SLIDE RULER,SILICON CARBIDE | $25.00 | 29-Aug-2007 | 0 |
| "FINE COLLECTORs NOT USED RPGP SOFIA 13"" SLID | $24.99 | 23-Aug-2007 | 0 |
| VINTAGE PUMA CORPORAL LOCKBACK KNIFE GERMANY M | $24.99 | 29-Aug-2007 | 0 |
| "FINE COLLECTORs NOT USED RPGP SOFIA 13"" SLID | $24.99 | 16-Aug-2007 | 0 |
| Russian / USSR Circulair SLIDE RULE pocket wat | $24.50 | 20-Aug-2007 | 0 |
| "OLD SLIDE RULE SET - 18"" & 15"" w/case MILIT | $22.50 | 02-Aug-2007 | 0 |
| "Foxboro Valve and Meter Slide Rule 6"" As New | $20.00 | 27-Aug-2007 | 0 |
| Slide Rule Manuals - | $20.00 | 11-Aug-2007 | 0 |
| Circular Slide Rule | $20.00 | 11-Aug-2007 | 0 |
| limited Steel Slide Rule special calculator fo | $19.99 | 25-Aug-2007 | 0 |
| Slide Rule special calculator for Plumber | $19.99 | 25-Aug-2007 | 0 |
| "GERMAN ENGINEERING 10"" SLIDE RULE - MEISSNER | $19.99 | 03-Aug-2007 | 0 |
| Interlox Master Slide Rule-6Ft-No 106-Very Rar | $19.95 | 05-Aug-2007 | 0 |
| # Very special tool for slide rules 20ties # | $19.00 | 07-Aug-2007 | 0 |
| 1918 Interlox Master Slide Rule (Great Conditi | $18.00 | 13-Aug-2007 | 0 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $16.99 | 04-Aug-2007 | 0 |
| EMP Proof Survival Calculator Slide Rule | $16.99 | 04-Aug-2007 | 0 |
| NEW SLIDE RULE - LOG LOG DUPLEX S889 | $16.99 | 03-Aug-2007 | 0 |
| VINTAGE BIOMATE COMPUTER SLIDE RULE KIT | $15.00 | 19-Aug-2007 | 0 |
| Mannheim Wooden Slide Rules (2) w/box & Instru | $14.99 | 04-Aug-2007 | 0 |
| STANCOR Transformer Multi Slide Rule; 1948 | $14.95 | 10-Aug-2007 | 0 |
| UKULELE SLIDE RULE - 5 POSITIONS - IMPROVISE ! | $14.95 | 17-Aug-2007 | 0 |
| SHURE BROTHERS Reactance Slide Rule | $14.95 | 10-Aug-2007 | 0 |
| Vintage S&T Holland Pocket slide rule case Diw | $13.95 | 27-Aug-2007 | 0 |
| Vintage Fuji Japan made slide rule & hard case | $13.95 | 27-Aug-2007 | 0 |
| VINTAGE 1920 SUGAR CANE KNIFE DOMINICAN REPUBL | $12.99 | 22-Aug-2007 | 0 |
| Tektronix TDR Cable Tester Slide Rule Calculat | $11.99 | 27-Aug-2007 | 0 |
| Charles Bruning Co. Slide Rule Model #2420 10- | $10.00 | 10-Aug-2007 | 0 |
| 65 RAYCHEM SLIDE RULE Capacitance Impedance Ca | $9.99 | 01-Aug-2007 | 0 |
| 1962 BLUE M ELECTRIC SLIDE RULE Temperature Co | $9.99 | 01-Aug-2007 | 0 |
| "VINTAGE - 2 CALIPERS, 2 METAL SLIDE RULERS & | $9.99 | 06-Aug-2007 | 0 |
| vintage reactance slide rule - shure brothers | $9.99 | 13-Aug-2007 | 0 |
| DB ratio conversion the ballantine rule slide | $9.99 | 14-Aug-2007 | 0 |
| Slide Rule Paper Friction Loss Calculator Claw | $9.99 | 12-Aug-2007 | 0 |
| Boston Blueprint - small slide rule with case. | $9.99 | 13-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR CAPACITANCE IMPED | $9.99 | 13-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR WESTERN MICROWAVE | $9.99 | 13-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR DOW CORNING SILIC | $9.99 | 13-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR RIGID WAVEGUIDE D | $9.99 | 13-Aug-2007 | 0 |
| VINTAGE SLIDE RULE STRESS CACULATOR FR CANTILE | $9.99 | 13-Aug-2007 | 0 |
| Accu - Math Sliderule No. 400 w/case NICE NR | $9.99 | 07-Aug-2007 | 0 |
| THE HI-E POCKET CALCULATOR SLIDE RULE FOR BETT | $9.99 | 12-Aug-2007 | 0 |
| "OHMITE OHM 'S LAW CALCULATOR, 1941, SLIDE RUL | $9.99 | 07-Aug-2007 | 0 |
| VERY OLD 1965 CZECHOSLOVAKIA Slide Rule w/h ca | $9.99 | 07-Aug-2007 | 0 |
| Mannheim Wooden Slide Rules (2) w/box & Instru | $9.99 | 11-Aug-2007 | 0 |
| VINTAGE WOOD SLIDE RULE .. FEDERAL1769P... DIE | $9.99 | 02-Aug-2007 | 0 |
| VINTAGE MANNHEIM Professional ACU-MATH # 511 S | $9.99 | 04-Aug-2007 | 0 |
| BALLANTINE Volts/DB Power Level; Slide Rule | $9.99 | 08-Aug-2007 | 0 |
| Accu - Math Sliderule No. 400 w/case NICE NR | $9.99 | 18-Aug-2007 | 0 |
| DECODER JAN PAPER OR ELECTOLYTIC CAPACITORS SL | $9.99 | 08-Aug-2007 | 0 |
| LITRONIX 2260 SLIDE RULE SLIDERULE Vintage Cal | $9.99 | 19-Aug-2007 | 0 |
| VINTAGE POCKET SLIDE RULE CALCULATOR | $9.99 | 09-Aug-2007 | 0 |
| Mannheim Wooden Slide Rules (2) w/box & Instru | $9.99 | 19-Aug-2007 | 0 |
| Vintage Engineering Instruments 10B Slide Rule | $9.99 | 20-Aug-2007 | 0 |
| ACU-MATH NUMBER 1311 SLIDE RULE | $9.99 | 20-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR CAPACITANCE IMPED | $9.99 | 20-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR DOW CORNING SILIC | $9.99 | 20-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR WESTERN MICROWAVE | $9.99 | 20-Aug-2007 | 0 |
| Vintage Denmark Made HAGAN Slide Rule In Leath | $9.99 | 21-Aug-2007 | 0 |
| Boeing KC-135A Stratotanker load adjuster slid | $9.99 | 22-Aug-2007 | 0 |
| Boeing B-29 Superfortress load adjuster slide | $9.99 | 22-Aug-2007 | 0 |
| Beechcraft AT-7 Navigator load adjuster slide | $9.99 | 22-Aug-2007 | 0 |
| Accu - Math Sliderule No. 400 w/case NICE NR | $9.99 | 01-Aug-2007 | 0 |
| vintage slide rule with original leather case | $9.99 | 22-Aug-2007 | 0 |
| ANTIQUE TRIGONOMETRY SLIDE RULE MECHANICS BOOK | $9.99 | 22-Aug-2007 | 0 |
| SOVIET USSR RARE 1965 SLIDE RULE ENGINEERING C | $9.99 | 22-Aug-2007 | 0 |
| "ACU MATH MODEL #900 12.5"" Long Slide Rule - | $9.99 | 22-Aug-2007 | 0 |
| 1967 TRW SLIDE RULE Frequency Voltage Temperat | $9.99 | 22-Aug-2007 | 0 |
| Log Log Duplex Slide Rule no. 4081 booklet mau | $9.99 | 22-Aug-2007 | 0 |
| VINTAGE RIETZ-MANNHEIM #601 SLIDERULE ENGINEER | $9.99 | 22-Aug-2007 | 0 |
| VINTAGE MULTI SLIDE RULE - 1900 ERA | $9.99 | 23-Aug-2007 | 0 |
| VINTAGE SLIDE RULE WITH CASE | $9.99 | 10-Aug-2007 | 0 |
| Circular Slide Rule advertising SIMPLEX WIRE & | $9.99 | 01-Aug-2007 | 0 |
| MASTER RULE PATENTED 4ft. PUSH BUTTON SLIDE RU | $9.99 | 01-Aug-2007 | 0 |
| VINTAGE GERMAN LOGARITHMETIC SLIDE RULE REISS | $9.99 | 24-Aug-2007 | 0 |
| Vintage Original Engineering DeLuxe Slide Rule | $9.99 | 12-Aug-2007 | 0 |
| Artillery Site & VI Slide Rule For 155mm Howit | $9.99 | 01-Aug-2007 | 0 |
| UTO 601 Slide Rule Leather Case Glacier Metal | $9.99 | 25-Aug-2007 | 0 |
| Rare S & T S&T slide rule with leather case | $9.99 | 26-Aug-2007 | 0 |
| VINTAGE SLIDE RULE BY ECCO CO. 1946 - FROM THE | $9.99 | 15-Aug-2007 | 0 |
| Vintage 1886 Stanley Slide Ruler | $9.99 | 16-Aug-2007 | 0 |
| VINTAGE MANNHEIM Professional ACU-MATH # 511 S | $9.99 | 02-Aug-2007 | 0 |
| K & S #4081-3 Log Log Duplex Decitrig Sliderul | $9.99 | 02-Aug-2007 | 0 |
| Vintage CONCRETE CALCULATOR Slide Rule From Te | $9.99 | 05-Aug-2007 | 0 |
| Engineering Slide Rule | $9.99 | 28-Aug-2007 | 0 |
| Rule by SteveMadden New Women 8M METALLIC MULT | $9.99 | 28-Aug-2007 | 0 |
| Rule by SteveMadden New Women 8M WHITE Slides/ | $9.99 | 28-Aug-2007 | 0 |
| Rule New Women Shoe 8.5M Bronze Multi Sandal/S | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M WHITE Sandal/Slide/ | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M WHITE Wedge Sandal/ | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M Bronze Multi Sandal | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M TAN Wedge Sandal/Sl | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M WHITE Sandal/Slide/ | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 9 M TAN Wedge Sandal/Slid | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M WHITE Wedge Sandal/ | $9.99 | 28-Aug-2007 | 0 |
| Rule New Womens Shoe 8.5 M WHITE Wedge Sandal/ | $9.99 | 28-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR DOW CORNING SILIC | $9.99 | 28-Aug-2007 | 0 |
| VINTAGE SLIDE RULE CACULATOR SILICON RECTIFIER | $9.99 | 02-Aug-2007 | 0 |
| 1964 KELVIN Voltage Chart/ WATTAGE RESISTER SL | $9.99 | 01-Aug-2007 | 0 |
| 1967 TRW SLIDE RULE Frequency Voltage Temperat | $9.99 | 29-Aug-2007 | 0 |
| "OLD WOODEN MINI SLIDE RULE, LEATHER COVER 195 | $9.99 | 15-Aug-2007 | 0 |
| VINTAGE GERMAN ADVERTISING SLIDE RULE & CASE D | $9.99 | 30-Aug-2007 | 0 |
| 1948 KE Log Log Duplex Trig Slide Rule Manual | $9.99 | 31-Aug-2007 | 0 |
| Mannheim Wooden Slide Rules (2) w/box & Instru | $9.99 | 31-Aug-2007 | 0 |
| Mannheim Wooden Slide Rules (2) w/box & Instru | $9.99 | 31-Aug-2007 | 0 |
| Disney MICKEY MOUSE SLIDE RULER ADDS ETC | $9.95 | 06-Aug-2007 | 0 |
| Old Psychrometer with Slide Rule | $9.95 | 25-Aug-2007 | 0 |
| Rockwell Standard Truck Performance Slide Rule | $9.95 | 27-Aug-2007 | 0 |
| Sans & Streiffe Slide Rule In Leather Holder. | $9.95 | 03-Aug-2007 | 0 |
| "Vintage Bruning 6"" Pocket Slide Rule with Ca | $9.88 | 13-Aug-2007 | 0 |
| 1946 Wabash Superflash Photolamps Slide Rule C | $9.50 | 26-Aug-2007 | 0 |
| 1912 Richardson Pantocrat Slide Rule with orig | $9.00 | 31-Aug-2007 | 0 |
| Vintage 1048 P & E Log Log Slide Rule & Case M | $9.00 | 31-Aug-2007 | 0 |
| Martin Roasa Tractor Concrete Slide Rule Calcu | $9.00 | 02-Aug-2007 | 0 |
| "Globemaster No. 62200 5 "" Plastic Slide Rule | $9.00 | 16-Aug-2007 | 0 |
| HARPER COMPUTER CORROSION RESISTANCE SLIDE RUL | $8.99 | 04-Aug-2007 | 0 |
| NORBO SIZE SELECTOR SLIDE RULE-AIR FLOW CALCUL | $8.99 | 15-Aug-2007 | 0 |
| LARGE CIRCULAR TITRA DIAL RADIOMETER SLIDE RUL | $8.99 | 04-Aug-2007 | 0 |
| MASTER Koehring Co BTU Slide Rule VINTAGE | $8.99 | 04-Aug-2007 | 0 |
| HOKE CORROSION CHART Slide Rule VINTAGE 1964 | $8.99 | 04-Aug-2007 | 0 |
| SINGLE STATION CASCADE CONTROL Slide Rule 1958 | $8.99 | 04-Aug-2007 | 0 |
| UNBRAKO SCREW CALCULATOR plastic Slide Rule 19 | $8.99 | 04-Aug-2007 | 0 |
| THE BALLANTINE RULE VOLT METERS Slide Rule 195 | $8.99 | 04-Aug-2007 | 0 |
| LEEDS AND NORTHRUP CALCULATOR Slide Rule VINTA | $8.99 | 04-Aug-2007 | 0 |
| GULF OIL DIAL YOUR MILEAGE SLIDE RULE Circular | $8.99 | 05-Aug-2007 | 0 |
| JERGUSON GAGE & VALVE SLIDE RULE 1966 | $8.99 | 05-Aug-2007 | 0 |
| MONSANTO CHEMICAL CO. Lustrex Lustran SLIDE RU | $8.99 | 05-Aug-2007 | 0 |
| ANTI CORROSIVE CO. FASTENING SLIDE RULE 1951 | $8.99 | 05-Aug-2007 | 0 |
| ELECTRONICS CORP. Rectifier Calculator SLIDE R | $8.99 | 05-Aug-2007 | 0 |
| UNITED STANDARDIZED EYELETS SLIDE RULE 1959 | $8.99 | 05-Aug-2007 | 0 |
| PIC DESIGN CORP. GEAR COMPUTER SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| slide rules inertia & horsepower caculator ram | $8.99 | 14-Aug-2007 | 0 |
| slide rules tape wound core caculator w/ inst. | $8.99 | 14-Aug-2007 | 0 |
| INSTITUTE OF PRINTING CIRCUITS SLIDE RULE 1964 | $8.99 | 05-Aug-2007 | 0 |
| DANIEL STEAM LIQUID Flow Calculator SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| Vintage Master Rule - Wooden Slide | $8.99 | 08-Aug-2007 | 0 |
| NOOTER Boilers Flange Size Selector SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE SLIDE RULE VINTA | $8.99 | 05-Aug-2007 | 0 |
| HOKE CORP. CORROSION CHART SLIDE RULE 1959 | $8.99 | 05-Aug-2007 | 0 |
| HRB SINGER INC. RECEIVER & NOISE SLIDE RULE 19 | $8.99 | 05-Aug-2007 | 0 |
| DANIEL Air Gas & Steam Liquid ORIFICE SLIDE RU | $8.99 | 05-Aug-2007 | 0 |
| LIGHTNIN Mixers & Aerators SLURRY SLIDE RULE 1 | $8.99 | 05-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE CALCUL. SLIDE RU | $8.99 | 05-Aug-2007 | 0 |
| SIGNETICS MOS DEVICE SELECTOR SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| PLASTIC MASONEILAN VALVE SLIDE RULE in origina | $8.99 | 05-Aug-2007 | 0 |
| AEROQUIP CORP. HIGH PRESSURE HOSE SLIDE RULE 1 | $8.99 | 05-Aug-2007 | 0 |
| DATA SENSORS INC PRESSURE&TEMP SCLES Slide RUL | $8.99 | 05-Aug-2007 | 0 |
| ROBERTSHAW TEMP & PRESSURE CONVERSION Slide RU | $8.99 | 05-Aug-2007 | 0 |
| CUTLER HAMMER MOTOR CONTROL Slide Rule 1957 | $8.99 | 05-Aug-2007 | 0 |
| TRACK O MATIC PLASTIC Slide Rule CALCULATOR 19 | $8.99 | 05-Aug-2007 | 0 |
| MAGNETICS INC. TAPE WOUND CORE SLIDE RULE 1957 | $8.99 | 05-Aug-2007 | 0 |
| F J STOKES CORP. VACUUM CALCULATOR SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| MAC IT PARTS CO. Screws PLASTIC SLIDE RULE 194 | $8.99 | 05-Aug-2007 | 0 |
| TRI CLAD MOTORS PLASTIC SLIDE RULE VINTAGE | $8.99 | 05-Aug-2007 | 0 |
| LARGE CAMPFLEX MASONEILAN VALVE SLIDE RULE 196 | $8.99 | 05-Aug-2007 | 0 |
| STIMPSON GRADUATED SIZE EYELET SLIDE RULE 1966 | $8.99 | 05-Aug-2007 | 0 |
| A W CASHCO TYPE 6000 DIAMPHRAGM VALVE SLIDE RU | $8.99 | 05-Aug-2007 | 0 |
| ELASTIC STOP NUT CORP Red Nylon Nut SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| G E NORYL THERMOPLASTIC RESIN SLIDE RULE 1964 | $8.99 | 05-Aug-2007 | 0 |
| "DZUS FASTENER CO. TYPE ""A"" 1947 SLIDE RULE" | $8.99 | 05-Aug-2007 | 0 |
| FENWAL ELECTRONICS Thermistor Data Curve SLIDE | $8.99 | 05-Aug-2007 | 0 |
| CENTRALAB VIXED RESITOR CALCULATOR SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| LARGE RAYTHEON DESIGN ENGINEERS KNOB Slide Rul | $8.99 | 05-Aug-2007 | 0 |
| AMERIC. SPRING & WATER CO. Coil Spring Slide R | $8.99 | 05-Aug-2007 | 0 |
| LIGHTININ VOLUME SELECTOR English & Metric Sli | $8.99 | 05-Aug-2007 | 0 |
| CONTINENTAL EQUIPMENT CO. Circular Slide Rule | $8.99 | 05-Aug-2007 | 0 |
| "CIRCON CORP. SCREW , RIVET & EYELET Slide Rul | $8.99 | 05-Aug-2007 | 0 |
| LUTHERAN CHURCH OF AMERICAN GROWTH SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| LARGE BRYANT ELECTRIC SPECEEZ WIRING SLIDE RUL | $8.99 | 05-Aug-2007 | 0 |
| ILLCO WAY ION EXCHANGE CALCULATOR SLIDE RULE 1 | $8.99 | 05-Aug-2007 | 0 |
| CANADA DRY PROFIT SELLING SLIDE RULE 1959 | $8.99 | 05-Aug-2007 | 0 |
| VINTAGE PLASTIC MASONEILAN VALVE SLIDE RULE | $8.99 | 05-Aug-2007 | 0 |
| LARGE SEALS EASTERN INC. O RING SLIDE RULE 196 | $8.99 | 05-Aug-2007 | 0 |
| BIF PROPSUPERB VINTAGE Slide Rule | $8.99 | 04-Aug-2007 | 0 |
| GENAL GE INJECTION PHENOLICS Slide Rule 1970 | $8.99 | 04-Aug-2007 | 0 |
| UNBRAKO SOCKET SCREW SELECTOR Slide Rule 1965 | $8.99 | 04-Aug-2007 | 0 |
| ELECTRICAL EQUIPMENT Dial A Market Slide Rule | $8.99 | 04-Aug-2007 | 0 |
| CARPENTER STAINLESS TUBING Slide Rule 1947 | $8.99 | 04-Aug-2007 | 0 |
| FENWAL ELECTRONICS Curve Computer Slide Rule V | $8.99 | 04-Aug-2007 | 0 |
| MAGNETICS INC CORE CALCULATOR 1966 SLIDE RULE | $8.99 | 04-Aug-2007 | 0 |
| STOKES VACUUM CALCULATOR 1952 SLIDE RULE | $8.99 | 04-Aug-2007 | 0 |
| Don Bingo - Slide Rule - Some Chance - Blood H | $8.95 | 28-Aug-2007 | 0 |
| Vintage Machining Calculator Slide Rule Chart | $8.50 | 02-Aug-2007 | 0 |
| MASTER RULE PAT'D 4ft. PUSH BUTON SLIDE RULER | $7.99 | 30-Aug-2007 | 0 |
| 1943 DERCK'S Gauge Dial circular machinists sl | $7.99 | 18-Aug-2007 | 0 |
| slide rules farrenheit - centigrade conversion | $7.99 | 14-Aug-2007 | 0 |
| mini bourns slide ruler japan w/ extra's L@@K | $7.99 | 13-Aug-2007 | 0 |
| SLIDE RULES RULER RULERS RULE SLIDERULES OLD V | $7.99 | 06-Aug-2007 | 0 |
| Small CHARLES BRUNING Co. #2401 Slide Rule in | $7.95 | 09-Aug-2007 | 0 |
| lot of 1940's slide rule instruction manuals / | $7.95 | 27-Aug-2007 | 0 |
| Northwest Motor Parts Seattle WA Slide Rule De | $7.00 | 08-Aug-2007 | 0 |
| OLD HOME BREAD KELO LAND WEATHERMASTER SLIDE R | $7.00 | 20-Aug-2007 | 0 |
| Early Stanley Tool Wood Slide Rule Measure | $7.00 | 29-Aug-2007 | 0 |
| Boston Blueprint - small pocket slide rule wit | $6.99 | 23-Aug-2007 | 0 |
| "Goodyear Tires V-Belt Slide Rule, Slipstick w | $6.95 | 05-Aug-2007 | 0 |
| "2 WOODEN 10"" SLIDE RULES RULERS" | $6.00 | 19-Aug-2007 | 0 |
| Trigonometry Slide Rule Mechanic ICS Staff boo | $5.99 | 02-Aug-2007 | 0 |
| Vintage APF Electronic Slide Rule Calculator / | $5.99 | 19-Aug-2007 | 0 |
| Test Pilot School USAF Patch Slide Ruler | $5.99 | 17-Aug-2007 | 0 |
| USAF Test pilot School USAF Patch slide ruler | $5.99 | 17-Aug-2007 | 0 |
| LIGHTININ VOLUME SELECTOR English & Metric Sli | $5.50 | 13-Aug-2007 | 0 |
| AMERIC. SPRING & WATER CO. Coil Spring Slide R | $5.50 | 13-Aug-2007 | 0 |
| LARGE RAYTHEON DESIGN ENGINEERS KNOB Slide Rul | $5.50 | 13-Aug-2007 | 0 |
| FENWAL ELECTRONICS Thermistor Data Curve SLIDE | $5.50 | 13-Aug-2007 | 0 |
| "DZUS FASTENER CO. TYPE ""A"" 1947 SLIDE RULE" | $5.50 | 13-Aug-2007 | 0 |
| G E NORYL THERMOPLASTIC RESIN SLIDE RULE 1964 | $5.50 | 13-Aug-2007 | 0 |
| ELASTIC STOP NUT CORP Red Nylon Nut SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| A W CASHCO TYPE 6000 DIAMPHRAGM VALVE SLIDE RU | $5.50 | 13-Aug-2007 | 0 |
| STIMPSON GRADUATED SIZE EYELET SLIDE RULE 1966 | $5.50 | 13-Aug-2007 | 0 |
| LARGE CAMPFLEX MASONEILAN VALVE SLIDE RULE 196 | $5.50 | 13-Aug-2007 | 0 |
| TRI CLAD MOTORS PLASTIC SLIDE RULE VINTAGE | $5.50 | 13-Aug-2007 | 0 |
| MAC IT PARTS CO. Screws PLASTIC SLIDE RULE 194 | $5.50 | 13-Aug-2007 | 0 |
| F J STOKES CORP. VACUUM CALCULATOR SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| TRACK O MATIC PLASTIC Slide Rule CALCULATOR 19 | $5.50 | 13-Aug-2007 | 0 |
| CUTLER HAMMER MOTOR CONTROL Slide Rule 1957 | $5.50 | 13-Aug-2007 | 0 |
| GULF OIL DIAL YOUR MILEAGE SLIDE RULE Circular | $5.50 | 13-Aug-2007 | 0 |
| ROBERTSHAW TEMP & PRESSURE CONVERSION Slide RU | $5.50 | 13-Aug-2007 | 0 |
| DATA SENSORS INC PRESSURE&TEMP SCLES Slide RUL | $5.50 | 13-Aug-2007 | 0 |
| AEROQUIP CORP. HIGH PRESSURE HOSE SLIDE RULE 1 | $5.50 | 13-Aug-2007 | 0 |
| PLASTIC MASONEILAN VALVE SLIDE RULE in origina | $5.50 | 13-Aug-2007 | 0 |
| SIGNETICS MOS DEVICE SELECTOR SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| "Vintage Slide Rule, Acu-Math Model 900, Mannh | $5.50 | 14-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE CALCUL. SLIDE RU | $5.50 | 13-Aug-2007 | 0 |
| LIGHTNIN Mixers & Aerators SLURRY SLIDE RULE 1 | $5.50 | 13-Aug-2007 | 0 |
| DANIEL Air Gas & Steam Liquid ORIFICE SLIDE RU | $5.50 | 13-Aug-2007 | 0 |
| HOKE CORP. CORROSION CHART SLIDE RULE 1959 | $5.50 | 13-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE SLIDE RULE VINTA | $5.50 | 13-Aug-2007 | 0 |
| NOOTER Boilers Flange Size Selector SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| DANIEL STEAM LIQUID Flow Calculator SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| INSTITUTE OF PRINTING CIRCUITS SLIDE RULE 1964 | $5.50 | 13-Aug-2007 | 0 |
| UNITED STANDARDIZED EYELETS SLIDE RULE 1959 | $5.50 | 13-Aug-2007 | 0 |
| ELECTRONICS CORP. Rectifier Calculator SLIDE R | $5.50 | 13-Aug-2007 | 0 |
| ANTI CORROSIVE CO. FASTENING SLIDE RULE 1951 | $5.50 | 13-Aug-2007 | 0 |
| MONSANTO CHEMICAL CO. Lustrex Lustran SLIDE RU | $5.50 | 13-Aug-2007 | 0 |
| JERGUSON GAGE & VALVE SLIDE RULE 1966 | $5.50 | 13-Aug-2007 | 0 |
| ELECTRICAL EQUIPMENT Dial A Market Slide Rule | $5.50 | 13-Aug-2007 | 0 |
| UNBRAKO SOCKET SCREW SELECTOR Slide Rule 1965 | $5.50 | 13-Aug-2007 | 0 |
| GENAL GE INJECTION PHENOLICS Slide Rule 1970 | $5.50 | 13-Aug-2007 | 0 |
| BIF PROPSUPERB VINTAGE Slide Rule | $5.50 | 13-Aug-2007 | 0 |
| THE BALLANTINE RULE VOLT METERS Slide Rule 195 | $5.50 | 13-Aug-2007 | 0 |
| UNBRAKO SCREW CALCULATOR plastic Slide Rule 19 | $5.50 | 13-Aug-2007 | 0 |
| SINGLE STATION CASCADE CONTROL Slide Rule 1958 | $5.50 | 13-Aug-2007 | 0 |
| HOKE CORROSION CHART Slide Rule VINTAGE 1964 | $5.50 | 13-Aug-2007 | 0 |
| MASTER Koehring Co BTU Slide Rule VINTAGE | $5.50 | 13-Aug-2007 | 0 |
| LARGE CIRCULAR TITRA DIAL RADIOMETER SLIDE RUL | $5.50 | 13-Aug-2007 | 0 |
| HARPER COMPUTER CORROSION RESISTANCE SLIDE RUL | $5.50 | 13-Aug-2007 | 0 |
| STOKES VACUUM CALCULATOR 1952 SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| FENWAL ELECTRONICS Curve Computer Slide Rule V | $5.50 | 13-Aug-2007 | 0 |
| LARGE SEALS EASTERN INC. O RING SLIDE RULE 196 | $5.50 | 13-Aug-2007 | 0 |
| VINTAGE PLASTIC MASONEILAN VALVE SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| CANADA DRY PROFIT SELLING SLIDE RULE 1959 | $5.50 | 13-Aug-2007 | 0 |
| ILLCO WAY ION EXCHANGE CALCULATOR SLIDE RULE 1 | $5.50 | 13-Aug-2007 | 0 |
| LARGE BRYANT ELECTRIC SPECEEZ WIRING SLIDE RUL | $5.50 | 13-Aug-2007 | 0 |
| LUTHERAN CHURCH OF AMERICAN GROWTH SLIDE RULE | $5.50 | 13-Aug-2007 | 0 |
| "CIRCON CORP. SCREW , RIVET & EYELET Slide Rul | $5.50 | 13-Aug-2007 | 0 |
| CONTINENTAL EQUIPMENT CO. Circular Slide Rule | $5.50 | 13-Aug-2007 | 0 |
| POLYPHASE DUPLEX TRIG SLIDE RULE NO. 4070 MANU | $5.00 | 14-Aug-2007 | 0 |
| MANNHEIM TYPE SLIDE RULE WITH 9 SCALES TAB EQU | $5.00 | 05-Aug-2007 | 0 |
| Wood Slide Rule w/ case | $5.00 | 25-Aug-2007 | 0 |
| VINTAGE ELECTRIC SLIDE RULE PLANS VERY COOL | $5.00 | 07-Aug-2007 | 0 |
| "Globe Master 5"" Slide Rule in case" | $5.00 | 16-Aug-2007 | 0 |
| 1925 Polyphase Slide Rule w Booklet leather ca | $5.00 | 04-Aug-2007 | 0 |
| Vintage Wood ENGINEERING INSTRUMENTS SLIDE RUL | $5.00 | 11-Aug-2007 | 0 |
| Vintage THE SLIDE RULE HOW TO USE IT Book HB L | $5.00 | 21-Aug-2007 | 0 |
| MASSILLON HOSPITAL Calorie Exercise SLIDE RULE | $5.00 | 09-Aug-2007 | 0 |
| "Globe Master 5"" Slide Rule in case" | $5.00 | 20-Aug-2007 | 0 |
| "Lot of 3 Vintage 1930s Office Tools Slide rul | $4.99 | 09-Aug-2007 | 0 |
| "VINTAGE - INTERLOX MASTER WOODEN SLIDE RULE - | $4.99 | 14-Aug-2007 | 0 |
| slide rules english / metric converter length | $4.99 | 14-Aug-2007 | 0 |
| Shure Brothers Reactance Slide Rule 1942 Micro | $4.99 | 27-Aug-2007 | 0 |
| 1974 SEARS Electronic Slide Rule with Gas Glow | $4.99 | 14-Aug-2007 | 0 |
| Scientific Instruments vintage slide rule | $4.99 | 29-Aug-2007 | 0 |
| "slide rules core computer MPP Cores, Ferrite | $4.99 | 14-Aug-2007 | 0 |
| Vintage Wooden Pocket Slide Rule NR! | $4.99 | 05-Aug-2007 | 0 |
| vintage Morris Hoffman slide rule w leather ca | $4.99 | 13-Aug-2007 | 0 |
| "Vintage Royal Eagle Extension Rule # X67- 72" | $4.95 | 23-Aug-2007 | 0 |
| ENGINEERING INSTRUMENTS INC. SLIDE RULE/INSTRU | $4.00 | 23-Aug-2007 | 0 |
| 1954 Calvin Bishop Book - SLIDE RULE HOW TO US | $4.00 | 14-Aug-2007 | 0 |
| Acu Math No. 150 Log Log Decimal Trig slide ru | $4.00 | 10-Aug-2007 | 0 |
| "VINTAGE 10"" SLIDE RULE by ENGINEERING INSTRU | $4.00 | 22-Aug-2007 | 0 |
| Vintage Acu-Math Slide Ruler No. 500 Made In U | $3.99 | 12-Aug-2007 | 0 |
| CLUB SCRAP Slide Ruler rubber stamp MINT Ltd E | $3.99 | 10-Aug-2007 | 0 |
| Slide Rule Paper Mixing Process Analyzer Calcu | $3.99 | 05-Aug-2007 | 0 |
| Slide Type Ruler In Leather Case | $3.99 | 14-Aug-2007 | 0 |
| GENERIC USA MADE SLIDE RULER & HAAS TRIANGULAR | $3.75 | 25-Aug-2007 | 0 |
| "THE SLIDE RULE & HOW TO USE IT,1964" | $3.50 | 12-Aug-2007 | 0 |
| "Mannheim Type Slide Rule Instruction Booklet, | $3.00 | 03-Aug-2007 | 0 |
| MONSANTO CHEMICAL CO. Lustrex Lustran SLIDE RU | $2.99 | 22-Aug-2007 | 0 |
| ANTI CORROSIVE CO. FASTENING SLIDE RULE 1951 | $2.99 | 22-Aug-2007 | 0 |
| ELECTRONICS CORP. Rectifier Calculator SLIDE R | $2.99 | 22-Aug-2007 | 0 |
| UNITED STANDARDIZED EYELETS SLIDE RULE 1959 | $2.99 | 22-Aug-2007 | 0 |
| INSTITUTE OF PRINTING CIRCUITS SLIDE RULE 1964 | $2.99 | 22-Aug-2007 | 0 |
| DANIEL STEAM LIQUID Flow Calculator SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE SLIDE RULE VINTA | $2.99 | 22-Aug-2007 | 0 |
| HOKE CORP. CORROSION CHART SLIDE RULE 1959 | $2.99 | 22-Aug-2007 | 0 |
| DANIEL Air Gas & Steam Liquid ORIFICE SLIDE RU | $2.99 | 22-Aug-2007 | 0 |
| LIGHTNIN Mixers & Aerators SLURRY SLIDE RULE 1 | $2.99 | 22-Aug-2007 | 0 |
| STOW FLEXIBLE SHAFTING TORQUE CALCUL. SLIDE RU | $2.99 | 22-Aug-2007 | 0 |
| SIGNETICS MOS DEVICE SELECTOR SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| PLASTIC MASONEILAN VALVE SLIDE RULE in origina | $2.99 | 22-Aug-2007 | 0 |
| AEROQUIP CORP. HIGH PRESSURE HOSE SLIDE RULE 1 | $2.99 | 22-Aug-2007 | 0 |
| DATA SENSORS INC PRESSURE&TEMP SCLES Slide RUL | $2.99 | 22-Aug-2007 | 0 |
| ROBERTSHAW TEMP & PRESSURE CONVERSION Slide RU | $2.99 | 22-Aug-2007 | 0 |
| TRACK O MATIC PLASTIC Slide Rule CALCULATOR 19 | $2.99 | 22-Aug-2007 | 0 |
| F J STOKES CORP. VACUUM CALCULATOR SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| MAC IT PARTS CO. Screws PLASTIC SLIDE RULE 194 | $2.99 | 22-Aug-2007 | 0 |
| TRI CLAD MOTORS PLASTIC SLIDE RULE VINTAGE | $2.99 | 22-Aug-2007 | 0 |
| LARGE CAMPFLEX MASONEILAN VALVE SLIDE RULE 196 | $2.99 | 22-Aug-2007 | 0 |
| STIMPSON GRADUATED SIZE EYELET SLIDE RULE 1966 | $2.99 | 22-Aug-2007 | 0 |
| A W CASHCO TYPE 6000 DIAMPHRAGM VALVE SLIDE RU | $2.99 | 22-Aug-2007 | 0 |
| ELASTIC STOP NUT CORP Red Nylon Nut SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| G E NORYL THERMOPLASTIC RESIN SLIDE RULE 1964 | $2.99 | 22-Aug-2007 | 0 |
| FENWAL ELECTRONICS Thermistor Data Curve SLIDE | $2.99 | 22-Aug-2007 | 0 |
| LARGE RAYTHEON DESIGN ENGINEERS KNOB Slide Rul | $2.99 | 22-Aug-2007 | 0 |
| LIGHTININ VOLUME SELECTOR English & Metric Sli | $2.99 | 22-Aug-2007 | 0 |
| "CIRCON CORP. SCREW , RIVET & EYELET Slide Rul | $2.99 | 22-Aug-2007 | 0 |
| LARGE BRYANT ELECTRIC SPECEEZ WIRING SLIDE RUL | $2.99 | 22-Aug-2007 | 0 |
| ILLCO WAY ION EXCHANGE CALCULATOR SLIDE RULE 1 | $2.99 | 22-Aug-2007 | 0 |
| CANADA DRY PROFIT SELLING SLIDE RULE 1959 | $2.99 | 22-Aug-2007 | 0 |
| VINTAGE PLASTIC MASONEILAN VALVE SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| LARGE SEALS EASTERN INC. O RING SLIDE RULE 196 | $2.99 | 22-Aug-2007 | 0 |
| POLYPHASE DUPLEX TRIG SLIDE RULE NO. 4070 MANU | $2.99 | 22-Aug-2007 | 0 |
| 1970 CELOTEX CEILING CALCULATOR SLIDE RULE HAR | $2.99 | 06-Aug-2007 | 0 |
| ACU-MATH MANNHEIM TYPE SLIDE RULE INSTRUCTIONS | $2.99 | 08-Aug-2007 | 0 |
| Vintage TI SR-11 LED Slide Rule Calculator & C | $2.99 | 14-Aug-2007 | 0 |
| VINTAGE 1965 INSULITE ESTIMATOR CALCULATOR SLI | $2.99 | 05-Aug-2007 | 0 |
| 1970 CELOTEX CEILING CALCULATOR SLIDE RULE HAR | $2.99 | 14-Aug-2007 | 0 |
| Slide Rule Engineering Instruments Inc. exc. c | $2.99 | 12-Aug-2007 | 0 |
| VINTAGE VePoAd MANUAL SLIDE Pocket RULE Add RE | $2.99 | 19-Aug-2007 | 0 |
| VINTAGE LEHIGH PORTLAND CEMENT CALCULATOR SLID | $2.99 | 14-Aug-2007 | 0 |
| "VINTAGE INTERLOX Master Slide Rule 3 Sec tot. | $2.99 | 14-Aug-2007 | 0 |
| ACU-MATH MANNHEIM TYPE SLIDE RULE INSTRUCTIONS | $2.99 | 01-Aug-2007 | 0 |
| "Unique SLIDE RULER STAMP by Limited Edition, | $2.99 | 16-Aug-2007 | 0 |
| 1957 COSCO PROFIT CALCULATOR SLIDE RULE HARDWA | $2.99 | 05-Aug-2007 | 0 |
| VINTAGE LEHIGH PORTLAND CEMENT CALCULATOR SLID | $2.99 | 06-Aug-2007 | 0 |
| 1976 ARMSTRONG CEILING CALCULATOR SLIDE RULE H | $2.99 | 06-Aug-2007 | 0 |
| FENWAL ELECTRONICS Curve Computer Slide Rule V | $2.99 | 22-Aug-2007 | 0 |
| STOKES VACUUM CALCULATOR 1952 SLIDE RULE | $2.99 | 22-Aug-2007 | 0 |
| HARPER COMPUTER CORROSION RESISTANCE SLIDE RUL | $2.99 | 22-Aug-2007 | 0 |
| LARGE CIRCULAR TITRA DIAL RADIOMETER SLIDE RUL | $2.99 | 22-Aug-2007 | 0 |
| MASTER Koehring Co BTU Slide Rule VINTAGE | $2.99 | 22-Aug-2007 | 0 |
| HOKE CORROSION CHART Slide Rule VINTAGE 1964 | $2.99 | 22-Aug-2007 | 0 |
| SINGLE STATION CASCADE CONTROL Slide Rule 1958 | $2.99 | 22-Aug-2007 | 0 |
| UNBRAKO SCREW CALCULATOR plastic Slide Rule 19 | $2.99 | 22-Aug-2007 | 0 |
| THE BALLANTINE RULE VOLT METERS Slide Rule 195 | $2.99 | 22-Aug-2007 | 0 |
| BIF PROPSUPERB VINTAGE Slide Rule | $2.99 | 22-Aug-2007 | 0 |
| GENAL GE INJECTION PHENOLICS Slide Rule 1970 | $2.99 | 22-Aug-2007 | 0 |
| UNBRAKO SOCKET SCREW SELECTOR Slide Rule 1965 | $2.99 | 22-Aug-2007 | 0 |
| ELECTRICAL EQUIPMENT Dial A Market Slide Rule | $2.99 | 22-Aug-2007 | 0 |
| JERGUSON GAGE & VALVE SLIDE RULE 1966 | $2.99 | 22-Aug-2007 | 0 |
| Marathon Running Pace Calculator/Planner slide | $2.95 | 12-Aug-2007 | 0 |
| Windsor Canadian Whisky 1985 NFL Slide Rule Sc | $2.49 | 05-Aug-2007 | 0 |
| 2 SLIDE RULES | $1.95 | 19-Aug-2007 | 0 |
| VINTAGE WOODEN SLIDE RULER / YARDSTICK W/ADVER | $1.00 | 15-Aug-2007 | 0 |
| Antique THE MANHEIM SLIDERULE Instruction Manu | $0.99 | 19-Aug-2007 | 0 |
| "ANTIQUE WOOD SLIDE RULE FROM PERU, INDIANA" | $0.99 | 30-Aug-2007 | 0 |
| Vintage 10 Inch Slide Rule 1940-1950 Antique M | $0.99 | 31-Aug-2007 | 0 |
| "Slip-N-Slide All Star Weekend -Ja Rule, R. Ke | $0.99 | 17-Aug-2007 | 0 |
| "Acu-Math 400 Slide rule, excellent condition. | $0.99 | 10-Aug-2007 | 0 |
| Measuring slide rule LINE Vintage Russian Leni | $0.99 | 28-Aug-2007 | 0 |
| USSR original navigation officer flight slide | $0.99 | 26-Aug-2007 | 0 |
| Measuring slide rule LINE Vintage Russian Leni | $0.99 | 07-Aug-2007 | 0 |
| Rare Russian Slide Rule 250mm 1978 Year Kiev L | $0.99 | 15-Aug-2007 | 0 |
| "Acu-Math 400 Slide rule, excellent condition. | $0.99 | 22-Aug-2007 | 0 |
| $0.00 | 30-Dec-1899 | 0 |