The object is a module with nine sockets, three of which are populated and three of which are plugged. All the tubes are framed by a metal handle. In the chassis there are 11 phenolic circuit boards. The boards are wired to male connectors at the bottom of the chassis. Also printed on the chassis are two inspection stamps reading "K IBM" followed by a number.
Date
ca. November 1956
Manufacturer
International Business Machines (IBM)
Identifying Numbers
Other number
3087034
The number is stamped on the chassis.
Other number
3087034
The number is stamped on the chassis.
Other number
6058
The number is handwritten on a circular paper sticker that is affixed to the inside of the module's handle.
Other number
6059
The number is handwritten on a circular paper sticker that is affixed to the inside of the module's handle.
Other number
6060
The number is handwritten on a circular paper sticker that is affixed to the inside of the module's handle.
Other number
B02 C K
The number is printed on a paper label that is affixed to the module's handle.
Other number
D 3087034 000394
The number is printed on a paper label that is affixed to the module's handle.