Printed circuit board
||Etched on both sides of board
||Drilled into outer edge of board
||Etched on component side
overall: 3/8 in x 12 in x 17 3/8 in
Etched on component side of PCB is "Fairchild Research Division Digital Systems Dept." This board is similar in design and marking to boards known to be components of the Fairchild SYMBOL machine.