Artifact Details

Title

XD-1 core memory plane

Catalog Number

102742467

Type

Physical object

Date

Circa 1950s

Manufacturer

IBM Corporation

Place Manufactured

U.S.

Identifying Numbers

Part number 3202200 This part number is on the sixteen core plane frames.
Part number 3202205 This part number is on the eight core planes in the two left columns.
Part number 3202206 This part number is for the metal frame for the overall array.
Part number 3202403 This part number is on the four core planes in the columns second from the right.
Part number 3202404 This part number is on the four core planes in the rightmost column.
Serial number 02334 This serial number is for the top, second from right core plane.
Serial number 02350 This serial number is for the top, right core plane.
Serial number 05970 This serial number is for the second, left core plane.
Serial number 08568 This serial number is for the top, left core plan.

Dimensions

overall: 1 in x 36 7/8 in x 37 1/8 in

Description

This object is a four by four array of core memory planes. This is from the first core memory produced commercialy by IBM for the SAGE computer under the tutelage of MIT professor Jay Forrester, core memory inventor.

Category

Memory & storage/core

Credit

Gift of David Osborne

Lot Number

X7355.2015