F.189 Data Sheet MJS-p-0189

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K&E, 4092-3, 1925

Serial Number or Date Stamp: 131217

Country: USA

Primary construction material: wd

Case included?: yes

General Description: Advanced linear log-log duplex slide rule

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

Front Scales: K DF [ CF CIF CI C ] D L

Back Scales: LL0 A [ B S T C ] LL3 LL2 LL1

Notes: Log Log Duplex; early K scale, serif type, all-glass cursor; owner J. A. Stawicki, Brooklyn, NY, Poly ’28

References: https://www.sliderulemuseum.com/KE_Standard.htm

Date Acquired: 05/03/2021