F.197 Data Sheet MJS-p-0120

K&E, 9071-3, c.1948

Serial Number or Date Stamp: 10192

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: DF [ CF CIF CI C ] D L

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

Notes: Polyphase Duplex Decitrig DORIC rule; case deteriorating; only made for 2-3 years

References: http://www.mccoys-kecatalogs.com/KECollection/4071/ke9071-3_s1_1.htm

Date Acquired: 08/01/2020