Hand written on a paper label stuck on top frame of board on component side.
Stamped in black at top edge on component side.
overall: 1/2 in x 15 1/2 in x 15 3/8 in
This data communications board consists of a ten position thumb wheel switch, a toggle switch, two crystals, resistors, capacitors, doides, transistors and dips. Next to the thumb wheel switch is a paper label with the different baud rates.