Artifact Details

Title

Beginner's slide rule (Mannheim)

Catalog Number

102630996

Type

Physical object

Date

c. 1954

Manufacturer

Keuffel & Esser Company

Place Manufactured

U.S.

Identifying Numbers

Model number N4058W
Other number Pat. 1,934,232

Dimensions

overall: 3/8 in x 10 1/2 in x 1 3/8 in

Description

Beginners (Mannheim type) slide rule with slip case. Various conversion factors printed on the back of the slide rule. Object consists of slide rule and leather case.

Category

Pre-computer: slide rule

Credit

Gift of Ken North

Lot Number

X2553.2003