U    2nd txt    no ©, CART1, purple text, medium ®
   C    2nd txt    no ©, CART1, purple text, small ®
x C    2nd txt    no ©, CART1, purple text, small ®, PAL stamp on ML
   U    2nd txt    ©1979, CART1, red text, large ®
x R    2nd txt    ©1979, CART1, red text, medium ®
   C    PicBl    ©1978, CART1, purple text
x R    PicBl-p    ©1978, CART1, purple text, EL: “p” printed on right, PAL