International Business Machines (IBM)
||Depricated LLNL number handwritten in india ink on the back.
overall: 3/4 in x 8 7/8 in x 4 3/4 in
The object consists of a board and a plastic punch card template. One end of the board is removable. The template has been bagged separately.
I/O/punched card device
Gift of Lawrence Livermore National Laboratory (LLNL)