F.113 Data Sheet MJS-p-0094

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Hemmi, 258, 1951

Serial Number or Date Stamp: BF

Country: JPN

Primary construction material: bb

Case included?: box

General Description: Advanced linear log-log duplex slide rule

Length of 1 decade = 10 in, and overall scale length = 10 in. The largest physical dimension is 10 in.

Front Scales: LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L

Back Scales: LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1

Notes: Post 1460; original 1460 box; first year for Versalog; no 258 on stock; 1951 1st edition Versalog book

References: http://sliderulemuseum.com/SR_Dates.htm#Hemmi

Date Acquired: 08/01/2020