F.131 Data Sheet MJS-p-0056

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Hemmi, 50W, 1953

Serial Number or Date Stamp: DF

Country: JPN

Primary construction material: bb

Case included?: no

General Description: Basic linear polyphase slide rule

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

Front Scales: in /| A [ B CI C ] D K || cm

Back Scales: [ S L T ]

Notes: Hughes-Owens 1771; nice condition; June 1953; table of constants etc absent from back panel

References: https://www.sliderulemuseum.com/Hemmi.htm

Date Acquired: 10/20/2019