GREAT BRITAIN 1968 (MNH) 4D DEEP OLIVE-BROWN CYLINDER 4. BLOCK, PVA
4d Deep Olive-Brown cylinder 4. block x 6 with type A head, PVA gum, two phosphor bands, and type A perforation. Fresh and fine. Mint never hinged. SG731Eav; SGU12; SCMH6
Note: type A perforation features a single hole extending into the left margin of each row of perforations and none in the lower margin
