F.51 Data Sheet MJS-p-0196

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Dietzgen, 1761-AL, 1910-1912

Serial Number or Date Stamp: 8709A

Country: USA

Primary construction material: wd

Case included?: yes

General Description: Basic linear polyphase slide rule

Length of 1 decade = 8 in, and overall scale length = 8 in. The largest physical dimension is 8 in.

Front Scales: in /| A [ Br-B’’ C ] D || cm

Back Scales: [ S L T ]

Notes: Multiplex rule, Br-B’’ scale; owner Charles A. Kroft, 5-30-27, Chassis Engineering, Studebaker Corp., So. Bend, Indiana

References: JOS V5.2; JOS V24.1p61

Date Acquired: 07/06/2021