Stamped on one side in white above an inspection stamp.
7600 - U Mach
Mach. Type typed on the white paper label.
Depricated LLNL number handwritten on the white paper label. There is a blue dot next to the number.
Etched on the female connector.
overall: 1 1/4 in x 3 3/8 in x 3 1/2 in
The record contains a plug-in module for a CDC 7600. There is a female connector at one end and a male connector at the other. "DESC: PERIPHERAL PROC. UNIT INPUT CHANNEL SELECT AND OUTPUT CHANNEL DATA REGISTER."
Gift of Lawrence Livermore National Laboratory (LLNL)