sw15
PCP = Phosphor coated paper PVAD = Polyvinyl alcohol acetate dextrin gum
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SW15 - Scotland 20.5p Ultramarine, PCP/PVAD (Waddington/litho) - Deegam S205.1.1 - S.G specialised XSL38 - Stoneham SC66 - Concise S46

From cylinder 1A1B [27.4.83]