C    PicSil1    ©1983, CART1
x R    PicSil1    ©1983, CART1, EL: “p” printed on right, PAL
x R    PicSil1    ©1983, CART2, EL: “p” printed on right, PAL
   R    PicGr1    ©1985, CART1
x R    PicGr1    ©1985, CART2
x R    PicGr1    ©1986, CART2
x U    PicGr1    ©1987, CART3, ML: no “use with…”, has 2680
x U    PicGr1    ©1987, CART3, ML: has “use with…”, has 2680
x R    PicGr1    ©1987, CART3, Hong Kong, ML: no “use with…”, has 2680
x R    PicGr1    ©1988, CART3, ML: no “use with…”, has 2680
   R    Picred2    ©1983, CART3, China, ML: “CX2680P”, small “Made in China”, EL: CA400225-080 on lower right, PAL
x R    Picred2    ©1983, CART3, China, ML: “CX2680P”, large “Made in China”, EL: CA400225-080 on lower right, PAL