F.174 Data Sheet MJS-p-0183

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K&E, 4088-1, 1923

Serial Number or Date Stamp: 54353

Country: USA

Primary construction material: wd

Case included?: yes

General Description: Basic linear polyphase duplex slide rule

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

Front Scales: DF [ CF CIF C ] D

Back Scales: K A [ B S T CI ] D L

Notes: Polyphase Duplex; broken all-glass cursor; leather case; owner E.C. Merrill

References: https://www.mccoys-kecatalogs.com/KEModels/ke4088-3family.htm

Date Acquired: 03/06/2021