Artifact Details

Title

Test punched cards

Catalog Number

102687860

Type

Document

Description

Two punched cards: 1 for IBM 603 Electronic Multiplier and 1 for accounting purposes. Accouting punched card has writing on the back.

Date

1948-08-20

Publisher

International Business Machines Corporation (IBM)

Category

I/O/punched card

Collection Title

Rey Johnson papers

Series Title

Inventions and Projects

Credit

Gift of David R. Johnson

Lot Number

X3312.2006