Apple II circuit card
||Etched in solder on interior layer of board, but visible on the componet side
||Printed in white on the right edge of the card
||Stamped in the center of the board on the reverse side.
overall: 1/2 in x 4 in x 3 1/8 in
On the dark green board there are six integrated circuits. "Keyboard end" is printed in white on the left side. The copyright date is 1981.