This object consists of one (1) logic module with four, black plastic connectors along each of the two long sides. Four of the connectors are marked "1588096 A 7 815 76". The substrate is covered on both sides by a gridded-field of square-shaped solder marks. The obverse-side of the module has various component parts attached. The reverse-side has two connection made by thin copper wire.
International Business Machines Corporation (IBM)
1588096 A 7 815 76
Printed in white on four of the eight connectors, component-side
Incised on one of the eight connectors, solder-side