Slide rules HOME page | COLLECTION | 5" RULES |
Make | Pickett, USA |
Model | N4p-T Vector type - Log-log dual base speed rule |
Notes 1. This rule has exactly the same arrange of scales as the N4-T. This is not always the case with other "paired" Pickett rules. |
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Front view |
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Detail - front left |
Detail -front right |
Back view |
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Detail -back left |
Detail - back right |
Manufacturing date | c 1970 |
Length | 5" |
Material | Aluminium |
Scales | 3Ö No. 1, 3Ö No.
2, 3Ö No.3 , DF [CF,
CIF, T1, T2, ST, S, CI, C] D, DI,Ö No. 1, Ö No. 2 LL0-LL00, LL1-LL01, DF/M [CF/M, TH, SH1, SH2, Ln, L, CI, C] D, LL2-LL02, LL3-LL03 I have used the "standard" designations rather than those on the rule. Pickett labels their log-log scales from LL1 to LL4. |
Cursor | Plastic |
Hair lines | Single hair lines |
Documentation | Complete |
Condition | Mint |