F.212 Data Sheet MJS-p-0284

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K&E, 68-1565, 1967

Serial Number or Date Stamp: 20460

Country: USA

Primary construction material: pl

Case included?: yes

General Description: Basic linear polyphase duplex slide rule

Length of 1 decade = 10 in, and overall scale length = 10 in. The largest physical dimension is 10 in.

Front Scales: Sq1 Sq2 DF [ CF T SRT S CI C ] D A K

Back Scales: D [ cm in ] L

Notes: Early GP12; late-model K&E slide rule

References: https://www.mccoys-kecatalogs.com/KEModels/ke68-1565family.htm

Date Acquired: 12/14/2022