GREAT BRITAIN 1964 (MNH) GEOGRAPHICAL CONGRESS ORDINARY CYLINDER BLOCKS
International Geographical Congress ordinary cylinder blocks x 6 (5 items): 2½d (3D–1C–1B–1A, 3D.–1C.–1B.–1A.), 4d (1E–1D–1C–1B–1A), 8d (1D–1C–1B–1A), 1s6d (1D–1C–1B–1A). Fresh and fine. Mint never hinged. SG651-654; SC410-413
