Artifact Details

Title

Slide rule

Catalog Number

102631744

Type

Physical object

Manufacturer

Keuffel & Esser Company

Place Manufactured

U.S.

Identifying Numbers

Model number 4083-3
Other number S557 Donor's ID number for rule
Serial number 216830

Dimensions

in case: 1 in x 13 in x 2 1/2 in; overall: 3/8 in x 12 1/2 in x 2 in

Description

The object consists of a slide rule and case. Scratched into the metal plate at one end of the slide rule reads "WA Ballantyne". On the inside flap of the case there is writing that is illegible due to wear.

Category

Pre-computer: slide rule

Credit

Gift of Mike Konshak

Lot Number

X3741.2007