-40%
Post 1450 Versatrig Duplex 12" Hemmi Slide Rule + Black Leather Case
$ 9.9
- Description
- Size Guide
Description
Post 1450 Versatrig - Duplex17 scales
Made in Japan by Hemmi, rebranded for Frederick Post.
Front Scale
L, A [
T
T,
SecT
ST,
Cos
S, C ] D,
DI
Back Scale
K, DF [ CF,
CIF
,
CI
, C ] D, R1, R2
Date code "LJ" indicates manufactured October 1961