GREAT BRITAIN 1963 (MNH) RED CROSS CENTENARY PHOSPHOR CYLINDER NO-DOT BLOCKS
Red Cross Centenary phosphor cylinder no-dot blocks x 4 (3 items): 3d (3A–2B), 1s3d (1A–3B–1C), 1s6d (1A–1B–1C). Scarce. Fresh and fine. Mint never hinged. SG642p-644p; SC398p-400p
