Artifact Details

Title

Comptometer adding machine

Catalog Number

102626413

Type

Physical object

Date

ca. 1920

Manufacturer

Felt & Tarrant Manufacturing Company

Place Manufactured

Chicago, U.S.

Identifying Numbers

Model number Comptometer
Other number Patent no. 2020875
Serial number J341613

Dimensions

6 1/2 x 9 3/4 x 15 in.

Category

Calculator: mechanical

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B57.80