PCP = Phosphor coated paper PVA = Polyvinyl alcohol acetate gum
FCP = Fluorescent coated paper PVAD = Polyvinyl alcohol acetate dextrin gum
!
sd42

SD42 - Scotland 15p Ultramarine, PCP/PVAD (Harrison/photo) - Deegam S150.1.1 - S.G specialised XS60 - Stoneham SC55 - Concise S35

From cylinder 1 [23.7.80]
sq10

SQ10 - Scotland 15p Light blue, FCP/PVA, 4mm SA phosphor bar right of centre (Questa/litho) - Deegam S150.2.1 - S.G specialised XSL13 - Stoneham SC79 - Concise S56

From cylinders Q1Q1 to Q8Q8 [28.11.89]