CUBA: Specimen of 10 Pesos (1961) in brown on tan and yellow unpt with portrait of M Gomez at center. Diagonal red ovpt "SPECIMEN" at center. S/N: "E23 333196". Printed by STC-P (without imprint). Inside holder by PMG "Gem Uncirculated 66 - EPQ". Top grade in PMG. (Pick 96as) & (Spink BNC B19as1).