F.129 Data Sheet MJS-p-0062

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Hemmi, 40, c.1930

Serial Number or Date Stamp:

Country: JPN

Primary construction material: bb

Case included?: yes

General Description: Basic linear Mannheim slide rule

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

Front Scales: A [ B C ] D

Back Scales: [ S L T ]

Notes: US Blue 1876; retracting magnifier

References: JOS Vol.12 no.1 p.46 (2003)

Date Acquired: 02/20/2020