Artifact Details

Title

IBM 305 RAMAC pocket reference card

Catalog Number

102656909

Type

Physical object

Manufacturer

International Business Machines Corporation (IBM)

Place Manufactured

U.S.

Dimensions

1/16 x 2 1/2 x 3 3/4 in.

Description

Object is a stiff paper pocket reference card for the IBM 305 RAMAC system. Front has instruction timings and operation codes. Reverse drum layout and details of multiplication and compare instructions.

Category

Ephemera/other