F.226 Data Sheet MJS-p-0398

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K&E, 9061-1, 1948

Serial Number or Date Stamp: 5717

Country: USA

Primary construction material: pl

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 DF [ CF L CI C ] D A

Back Scales: [ T ST S C ]

Notes: Polyphase Pocket rule, DORIC plastic; rare, made at end of DORIC line; nice green case

References: https://www.mccoys-kecatalogs.com/KEModels/ke4168family.htm

Date Acquired: 11/07/2025