One (1) logic module with four black plastic female connectors along the left edge. Both sides of the substrate are covered by a gridded field of square-shaped solder marks, and the front with various components.
Date
1965 ca.
Manufacturer
International Business Machines Corporation (IBM)
Identifying Numbers
Other number
8523065 B6 503 74
Printed in white on one of the four connectors, component-side
Other number
940
Incised on three of the four connectors, solder-side
