TRINIDAD & TOBAGO: Color trial specimen of 10 Dollars (1964) in olive-green on multicolor with Arms at left and portrait of Queen Elizabeth II at center. Red ovpt "SPECIMEN" at right on face and upper center on back. Cancellation hole on signature. S/N: "S 000000". WMK: Bird of paradise. Signature #3. Inside holder by PMG "Superb Gem Unc 67 - EPQ". Top grade in PMG. (Pick 28ccts) & (Spink CBTT B6cat).