Hemmi 251 Greg's Slide Rules
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Front Left

Front Right

Back Left

Back Right


Hemmi 251 - Notes



  1. The Hemmi rule for mechanical engineering.


Details



Further details about this Slide Rule:

Brand Hemmi
Model 251
Country of Manufacture Japan
Date of Manufacture No date code, <1950
Scales Front L, DF [CF, CIF, CI, C] D, DI
Scales Back K, A [B, T, S, ST, C] D, LL3, LL2, LL1
Number of Scales 19
Slide Rule Materials Bamboo/Celluloid
Cursor Materials Metal/Glass
Cursor Lines 1 Front, 1 Back
Scale Length 25 cm
Length 32 cm
Width 4 cm
Condition Good, slight markings on back left
Documentation None
Accessories Leather case


Last updated: 2002-08-24 18:00 AEST
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