Object is a plugboard for an IBM machine such as a 519. There is a large number of striped short wires plugged into this board. Affixed with a set of wires is a label reading "EASI INTERPRET DO NOT TEAR DOWN PUT THIS BACK IN THE PROPER SLOT R-4".
Manufacturer
IBM Corp.
Identifying Numbers
Model number
159356
Printed on plugboard
Other number
15
Marker pen bottomn edge
Serial number
901 50016
Stamped on the top edge
Dimensions
overall: 10 3/4 in x 6 1/2 in x 4 in
Category
Memory & storage/connector / plugboard
Credit
Gift of Robert Garner, Grant Saviers, Len Shustek, Bernard Peuto and Mike Cheponis