F.220 Data Sheet MJS-p-0123

K&E, N4081-3, 1954

Serial Number or Date Stamp: 790072

Country: USA Primary construction material: wd Case included?: yes + box

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

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

Notes: Log Log Duplex Decitrig; most parts, but cursor is broken one glass missing and slide is corroded; needs major cleaning

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

Date Acquired: 08/01/2020