OCP = Original coated paper PVA = Polyvinyl alcohol acetate gum
FCP = Fluorescent coated paper
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SD27, SD27mp, SD28 or SD28mp - Scotland 7.5p Pale chestnut, OCP/PVA, two 4.75mm screen 150 B3 phosphor bands (Cyl 6) (Harrison/photo)


SD27 High set value [7.7.71] - Deegam S75.1.1 - S.G specialised XS47 - Stoneham S29 - Concise S25
SD27mp High set value, phosphor omitted - Deegam S75.1.1a - S.G specialised XS47a - Stoneham S29b - Concise S25Ey

SD28 Low set value
SD28mp Low set value, phosphor omitted Out of stock (£7.50)

SD30 - Scotland 7.5p Chestnut, FCP/PVA, two 4.75mm screen 150 B3 phosphor bands (Cyl 6) (Harrison/photo) - Deegam S75.2.1 - S.G specialised XS48 - Stoneham S37


Two 4.75mm B3 phosphor bands from sheets cylinder 6 [?.11.73]