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Artifact Details

Title

Addac adding machine

Catalog Number

B221.82

Type

Physical object

Description

Black machine with rounded top, red reset lever.

Date

undated

Manufacturer

Addac Company

Place Manufactured

U.S.

Identifying Numbers

Other number	1,661,605	Patent number
Serial number	05751	On the underside of the machine

Dimensions

5 3/4 x 8 x 5 1/2 in.

Category

Calculator/mechanical

Collection Title

Gwen Bell artifact and book collection

Series Title

Pre-computing artifacts

Lot Number

B221.82