unmounted mint 1905-75, the mint accumulation in packets, the vast majority unmounted with some duplication noted, though a number of fine multiples are present, including 1905 Quixote 40c., 1p. and 4p., 1926 Red Cross Air to 4p. (3), 1927 Coronation Air 4p., 1930 Railway Congress Air 5c. to 4p. sets (3), Spanish-American Exhibition Air 5c. to 4p. in blocks of four, 1935 de Vega 15c. (15), 30c. (15) and 50c. (17), 1947 Air 25p. (5), 1951 Spanish-American Postal Union 1p. (88), 1945 Air Aces 10p. (12), 1950 San Juan 1p. (30), 1951 Stamp Day (70), 1954 Holy Year (3). S.T.C. DM.27,500. (many hundreds)