The record contains a plug-in module for a CDC 7600, which is marked "Mach. Type : 7600 - U Mach/ DESC.: PERIPHERAL PROC. UNIT INFPUT CHANNEL SELECT AND OUTPUT CHANNEL DATA REGISTOR ". There is a QA stamp on one side reading, "Control Data Corporation QA 300 *ARHOPS". There is a female connector at one end and a male connector at the other.
Gift of Lawrence Livermore National Laboratory (LLNL)