SAINT VINCENT 1977 (MNH) 15C SKIPJACK TUNA OVERPRINTED SINGLES
15c Skipjack Tuna x 3 overprinted 'CARNIVAL 1977 JUNE 25TH-JULY 5TH' in red or black. Red overprints with '1975' and '1977' imprints respectively. Scarce black overprint with '1977' imprint. Difficult. Fresh and fine. Mint never hinged. SG533/b; SC501