Specimen 2c Orange O die, 'Sample' (RN-O2S), imprinted at center on printer's sample card, 5 x 2¾", stamp overprinted with 'Sample' and 'Invalid For Actual Use' legends in black, 'Morey & Co.' and 'Printers for United States Government' imprints in black above and below the stamp, additional printed text on reverse which is dated Oct. 1, 1874, gives rates for imprinting 2c stamps on documents, 'stamps at face value less discount of 2½ per cent', extremely fine, ex Joyce, an extraordinary rarity, a gorgeous sample card for one of the rarest dies, unique photo est.