Artifact Details


IBM 7109 CPU (IBM 7094)

Catalog Number



Physical object


The object is part of the IBM 7094. The front of the unit has a small grey panel at the top left corner with six control buttons. The top left button appears broken revealing a toggle switch. The upper right portion is a blue panel with a stepped profile and a recessed sticker reading, "IBM arithmetic sequence unit." The bottom half of the front has two grey doors which open on hinges to reveal four bays held in place by four pivoting latches. The left and right sides are open to reveal numerous wired connections. Cables and two forward hinging connectors are visible at the open rear of the machine.


1962 ca.


International Business Machines (IBM)

Identifying Numbers

Other number 7109 Type number found on metal label glued to the top back frame of the machine
Other number 7109 21245K4 IBM property tag of bottom right of machine
Serial number 7019 21245 Bottom left frame of machine


overall: 68 1/2 in x 29 3/4 in x 56 1/2 in


Digital computer/mainframe

Collection Title

Paul Pierce Collection


Gift of Paul Pierce

Lot Number