F.54 Data Sheet MJS-p-0203

Dietzgen, 1762-B, c.1907

Serial Number or Date Stamp: 682A

Country: USA Primary construction material: wd Case included?: yes

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 [ Br-B’’ C ] D || K

Back Scales: [ S L T ]

Notes: Multiplex rule, Br-B’’ scale; E (K) scale on lower edge; chiseled metal cursor; Mack adjustment; 1904 patent; owner Oscar Sorensen, Sacred Heart, Minn., Canby Minn., Box 82

References: JOS V5.2p42; JOS V24.1p61

Date Acquired: 08/02/2021