U    2nd txt    no ©, CART1, red letters, large ®, silver border
   R    2nd txt    no ©, CART1, red letters, large ®, gold border
x U    2nd txt    no ©, CART1, red letters, small ®
   U    2nd txt    ©1979, CART1, yellow letters, medium ®
x R    2nd txt    ©1979, CART1, yellow letters, medium ®, ML: “CX-2605-P”, PAL
   C    PicBl    ©1978, CART1, yellow letters
x R    PicBl-p    ©1978, CART1, yellow letters, EL: “p” printed on right, PAL
x R    PicBl    ©1985, CART1, ML: yellow letters, has “use with…”, no 2605, PAL
   R    PicBl    ©1985, CART3, ML: yellow letters, has “use with…”, no 2605, PAL
   R    PicBl    ©1986, CART2, yellow letters, EL: plastic