GREAT BRITAIN 1964 (MLH) GEOGRAPHICAL CONGRESS PHOSPHOR CYLINDER BLOCKS
International Geographical Congress phosphor 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), 1s 6d (1D–1C–1B–1A). Fresh and fine. Mint lightly hinged in the margins only. SG651p-654p; SC410p-413p
