F.32 Data Sheet MJS-p-0078

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Charvoz-Roos, SR-108, 1945

Serial Number or Date Stamp:

Country: USA

Primary construction material: wd

Case included?: yes

General Description: Basic linear polyphase slide rule

Length of 1 decade = 5 in, and overall scale length = 5 in. The largest physical dimension is 5 in.

Front Scales: K A [ B S T C ] D DI

Back Scales: [ L C2 C1 ] D1 D2 D

Notes: Post 1442; distinct C1/D1 C2/D2 scales

References: http://www.sphere.bc.ca/test/post-list2.html

Date Acquired: 08/01/2016