GREAT BRITAIN 1968 (MNH) 1S 6D DEEP BLUE & GREENISH BLUE CYL 3A–2B BLOCK
1s 6d Deep Blue & Greenish Blue, type A head, PVA gum, two phosphor bands, bottom left corner cylinder 3A–2B block x 6. Fresh and fine. Mint never hinged. SG743Ev; SGU28; SCMH16
