Sneak 'n Peek Cartridges version a)* R ©1982, black label, Made in Taiwan, CART: square cartridge, 1 line on bottom of notches, notches get thinner towards top version b)* C ©1982, black label, Made in Taiwan, CART: square cartridge, 3 lines on bottom of notches, notches remain same thickness from bottom to top NOTE: versions a & b have the same main and end labels, but the cartridge itself is different |