One (1) logic module with four female, black plastic connectors along one side. The substrate is covered by a gridded-field of square-shaped solder marks. The front of the module is covered with various components.
Date
1965 ca.
Manufacturer
International Business Machines Corporation (IBM)
Identifying Numbers
Other number
398
Incised on two of the four connectors, solder-side
Other number
8526485 A 9 220 76
Printed in white on all four connectors, component-side
