pc130

Deep blue

PCP1 = Phosphorised coated paper (Matt)

PVAD (Dextrin) = Polyvinyl alcohol acetate dextrin gum

PCP2 = Phosphorised coated paper (Glossy)
ACP = Advanced coated paper

 

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PC130 - 22p deep blue, PCP1/PVAD, upright print (Cyls 3, 4) (Harrison/photo) - Deegam 220.1.1 - S.G specialised U279 - Stoneham M338 - Concise X962

PCP1 matt paper from cylinder 3 [22.10.80] - Cylinder 4 [20.6.82]

PC132 - 22p deep blue, PCP1/PVAD, upright print (Cyls 3, 4) (Harrison/photo) - Deegam 220.1.1b - Stoneham M365

PCP2 glossy paper paper from cylinders 3, 4 [10.80]

PC133 - 22p deep blue, ACP (Experimental)/PVAD, upright print (Cyl 3) (Harrison/photo) - Deegam 220.1.2 - Stoneham M404

ACP experimental coating from cylinder 3 [3.82]