F.54 Data Sheet MJS-p-0217
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Dietzgen, 1762-B, c.1907
Serial Number or Date Stamp:
Country: USA | Primary construction material: wd | 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 [ 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; no serial no.; Mack adjustment; 1898,1904 patents; Equiv. labeling on back mostly missing
References: JOS V5.2p42; JOS V24.1p61
Date Acquired: 09/15/2021