Artifact Details

Title

Hexadecimal Adder

Catalog Number

X557.85

Type

Physical object

Date

1957

Manufacturer

International Business Machines Corporation (IBM)

Place Manufactured

U.S.

Identifying Numbers

Other number 229-3168
Other number US Pat. No. 2797047

Dimensions

1/2 x 9 1/4 x 2 7/8 in.

Description

Object consists of an adder and a stylus.. Dimesions are of adder.. Accession number written on verso of object.

Category

Calculator: mechanical

Credit

Gift of Fred Macchio

Lot Number

X557.85