GREAT BRITAIN 1972 (MNH) BRITISH POLAR EXPLORERS CYLINDER BLOCKS
British Polar Explorers cylinder blocks x 6 (4 items): 3p (1A–1B–1C–6D–1E–2F–1G–1J), 5p (2A–1B–2C–1D–1E–1G), 7½p (1A–1B–1C–1D–1E–1F–1G), 9p (2A–1B–1C–1D–2E–1F–1G). Fresh and fine. Mint never hinged. SG897-900; SC664-667
