HONG KONG 1968 (MLH) 15C EMERALD PLATE 1B BLOCK, PVA GUM
15c Queen Elizabeth II plate 1B block x 4, emerald, PVA gum, sideways watermark, perf through lower margin and single perf extension in right margin. Fresh and fine. Mint lightly hinged in the margins only. Stamps mint never hinged. SG224; SC205a; YG200n
