Matrix A: BAK1003/1A1 Matrix B: BAK1003/1B1 (engraved)
Matrix A: BAK1003-2A Matrix B: BAK1003-2B (engraved)
Matrix A: BAK1003-3A Matrix B: BAK1003-3B (engraved)
Matrix A: BAK1003-4A Matrix B: BAK1003-4B (engraved)
Picture disc images from Eelco Janzen. Insert image from Bengofury.