Object is a plugboard for an IBM machine such as a 519. There are 14 short wires plugged into this board. A paper affixed with two of the plugged wires reads, "SYS/PROG. SOURCE DECKS. LOWER LINE". There is a label on the bottom edge which reads "E04 SBCC CYC/PROG. SOURCE DECK LOWER LINE".
Memory & storage/connector / plugboard
Gift of Robert Garner, Grant Saviers, Len Shustek, Bernard Peuto and Mike Cheponis