ac172_173
Red
ACP = Advanced coated paper

PVAD (Dextrin) = Polyvinyl alcohol acetate dextrin gum

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AC172 - 37p Red, ACP/PVAD, non screened value (Cyl 1) (Harrison/photo) - Deegam 370.1.1- S.G specialised U360 - Stoneham M434 - Concise X990

Non screened value from cylinder 1 [26.9.89]

AC173 - 37p Red, ACP/PVAD, screened value (Cyl 1) (Harrison/photo) - Deegam 370.1.1a

Screened value from cylinder 1 [26.9.89]