CUBA: Specimen of 1 Peso (1970) in olive-green on ochre unpt. Portrait of J Marti at center. S/N: "P01 000000". Red diagonal ovpt "SPECIMEN" at center both face & back. Printed no "000086" at bottom left on face. Printed by (STC). Inside holder by PMG "Gem Uncirculated 66 EPQ". (Pick 102s1) & (Spink B23as).