Found stamped in black at extraction end on solder side.
Found printed in white in the corner of the extraction end on the component side
Found stamped on white sticker on component side
overall: in x 4 1/4 in x 4 3/4 in
This printed circut card has a green substrate with a brass plate covering half the card on the component side. There is a blue inspection stamp on the right edge toward the extraction end. On the solder side there are two round inspection stamps between the rivet holes.