F.171 Data Sheet MJS-p-0071

K&E, 4083, c.1916

Serial Number or Date Stamp:

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

General Description: Basic linear polyphase duplex slide rule

Length of 1 decade = 16 in, and overall scale length = 16 in. The largest physical dimension is 16 in.

Front Scales: A [ B C ] D

Back Scales: A [ BI CI ] D

Notes: Duplex Rule; rare 16-in model; some wear; tan leather case is very worn; prod. marks 27 on end; Sally G: this belonged to my grandfather; He was born in 1897 in Griffin Ga; he ran Cotton mills in several states through his career; I have no idea how he used it

References: http://www.mccoys-kecatalogs.com/Dating.htm

Date Acquired: 05/30/2020