x  C    2nd txt    no ©, CART1, red letters, large ®
    U    2nd txt    no ©, CART1, maroon letters, small ®
    R    2nd txt    no ©, CART1, maroon letters, large ®, EL: silver letters (unique error?)
x  C    2nd txt    ©1979, CART1, red letters, large ®, ML: “CX-2626-P”, PAL
x  R    PicBl-p    ©1978, CART1, red letters, EL: “p” printed on right, PAL