F.207 Data Sheet MJS-p-0023

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K&E, 4181-1, 1957

Serial Number or Date Stamp: 143610

Country: USA

Primary construction material: pl

Case included?: yes

General Description: Advanced linear log-log duplex slide rule

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

Front Scales: LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2

Back Scales: LL01 L K A [ B T ST S ] D DI LL1

Notes: Log Log Duplex Decitrig; dark-green leather; with metal clip

References: http://sphere.bc.ca/test/ke/320-k+e_date2.jpg

Date Acquired: 09/02/2012