PCP = Phosphor coated paper PVAD = Polyvinyl alcohol acetate dextrin gum
ACP = Advanced coated paper PVA = Polyvinyl alcohol acetate gum
FCP = Fluorescent coated paper
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wd52_53

Greyish blue

Wales symbol types

Type 1a - Thin tongue and tail, wing tips separate from the wings Type 2 - Thick tongue and tail, wing tips joined to wings

WD52 - Wales 17p greyish blue, PCPPVAD, type 1a (Questa/litho) - Deegam W170.1.1 - S.G specialised XWL15 - Stoneham WA70 - Concise W44

PCP, type 1a from cylinders Q1, Q2, Q3, Q4, [23.10.84]

WD53 - Wales 17p greyish blue, ACPPVAD, type 1a (Questa/litho) - Deegam W170.2.1 - S.G specialised XWL16 - Stoneham WA79

ACP, type 1a from cylinders Q7, Q8 [25.2.86]

WD54 - Wales 17p greyish blue, ACP/PVAD, type 2 (Cyls Q1Q1, Q2Q2) (Questa/litho) - Deegam W170.2.2 - S.G specialised XWL17 - Stoneham WA79a - Concise W44Ea

ACP, type 2 from cylinders Q1Q1, Q2Q2 [8.86]
wd55

Dark blue

s3_or

WD55 - Wales 17p dark blue, FCP/PVA, 4mm SA phosphor bar right of centre S3 (OR) (Questa/litho) - Deegam W170.3.1 - S.G specialised XWL18 - Stoneham WA65 - Concise W45

4mm SA phosphor bar right of centre from cylinders Q1Q1, Q2Q2, Q3Q3, Q4Q4 [4.12.90]
s1_or

WD56 - Wales 17p dark blue, FCP/PVA, 4mm short at top SA phosphor bar right of centre S1 (OR) (Questa/litho) - Deegam W170.3.1b - Stoneham WA65b

4mm short at top SA phosphor bar right of centre