nd39
FCP = Fluorescent coated paper PVAD = Polyvinyl alcohol acetate dextrin gum
PVA = Polyvinyl alcohol acetate gum
!
left_band_i1

ND39 - Northern Ireland 12.5p pastel green, FCP/PVAD, 4mm 'SA' phosphor inset left band (I1), perforation 13.75 X 14 (Questa/litho) - Deegam N125.1.1 - S.G specialised XNL4 - Stoneham U47 - Concise NI36

Perforation 13¾ from cylinders Q1Q1, Q2Q2, Q3Q3, Q4Q4, Q1Q3, Q2Q4 [24.2.82]
left_band_i1

ND40 - Northern Ireland 12.5p pastel green, OCP/PVA, 4mm 'SA' phosphor inset left band (I1), perforation 14.75 X 14 (Cyls Q1Q3, Q2Q4) (Questa/litho) - Deegam N125.2.1 - S.G specialised XNL5 - Stoneham U54

Perforation 14¾, original coated paper from cylinders Q1Q1, Q2Q2 [28.2.84]
left_band_i1

ND41 - Northern Ireland 12.5p pastel green, FCP/PVAD, 4mm 'SA' phosphor inset left band (I1), perforation 14.75 X 14 (Cyls Q1Q3, Q2Q4) (Questa/litho) - Deegam N125.1.2 - S.G specialised XNL6 - Stoneham U56 - Concise NI36a

Perforation 14¾, fluorescent coated paper from cylinders Q1Q3, Q2Q4 [28.2.84]