General Railway Signal Company
||Assembly number on the plastic terminal assembly.
overall: 2 1/8 in x 4 1/4 in x 2 1/8 in
There are wires attached to each of the 5 terminals, and the wires have been cut to a length of approximately 2.5". A notation on the nameplate reads, "Electomatic Typewriters Inc. Div. of IBM Corp."
Gift of Dick Norberg