Paper varieties viewed under long wave light

BCP = Bluish coated paper PVA = Polyvinyl alcohol acetate gum
OCP = Original coated paper
PCP = Phosphorised coated paper
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p243

Bluish coated paper - Gum Arabic

P243 - 1/6 greenish blue and pale blue, BCP/Arabic, two 4.75mm screen 150 phosphor bands (Cyl 2A2B) - Deegam PD 13.1.1 - S.G specialised U27 - Stoneham M11 - Concise 743

Greenish blue & pale blue shade, two phosphor bands from cylinder 2A2B

P247 - 1/6 deep greenish blue and pale blue, BCP/Arabic, two 4.75mm screen 150 phosphor bands (Cyl 3A2B) - Deegam PD 13.1.1 - Stoneham M11c

Deep greenish blue & pale blue shade, two phosphor bands, non screened value from cylinder 3A2B [12.67]

P247s - 1/6 deep greenish blue and pale blue (Screened value), BCP/Arabic, two 4.75mm screen 150 phosphor bands (Cyl 3A2B)

Deep greenish blue & pale blue shade, two phosphor bands, screened value from cylinder 3A2B [12.67]
phosphor_omitted

P247mp - 1/6 deep greenish blue and pale blue, BCP/Arabic, phosphor omitted (Cyl 3A2B) - Deegam PD 13.1.1b - S.G specialised U27b - Stoneham M11a - Concise 743Ey

Deep greenish blue & pale blue shade, phosphor omitted from cylinder 3A2B
p247

Original coated paper - Gum Arabic

P250 - 1/6 pale and dark blue, OCP/Arabic, phosphor omitted (Cyl 5A2B) - Deegam PD 13.4.1 - S.G specialised U27(2) - Stoneham M11a - Concise 743Ey

Pale & dark blue shade, phosphor omitted from cylinder 5A2B [2.70]
p247

Bluish coated paper - PVA gum

P251 - 1/6 pale and dark blue, BCP/PVA, two 4.75mm screen 150 phosphor bands, non screened value, upright print (Cyl 3A2B) - Deegam PD 13.2.1 - S.G specialised U28(1) - Concise 743Ev

Pale & dark blue shade, two phosphor bands from cylinder 3A2B [28.8.68]
phosphor_omitted

P251mp - 1/6 pale and dark blue, BCP/PVA, phosphor omitted (Cyl 3A2B) - Deegam PD 13.2.1 - S.G specialised U28(1) - Concise 743Evy

Pale & dark blue shade, phosphor omitted from cylinder 3A2B Out of stock
p253_pale_blue_omitted

P253b - 1/6 dark blue (Pale blue omitted), BCP/PVA, two 4.75mm screen 150 phosphor bands with wide band right and narrow band left (Cyl 3A2B) - Deegam PD 13.2.1g - Stoneham M42b

Pale blue omitted, wide band right from cylinder 3A2B
p247

Original coated paper - PVA gum - Screen 150 phosphor bands

P251a - 1/6 pale and dark blue, OCP/PVA, two 4.75mm screen 150 phosphor bands, non screened value (Cyl 3A2B) - Deegam PD 13.2.1 - S.G specialised U28(1)

Pale & dark blue shade, two phosphor bands, non screened value from cylinder 3A2B [28.8.68]

P251as - 1/6 pale and dark blue (Screened value), OCP/PVA, two 4.75mm screen 150 phosphor bands (Cyl 3A2B)

Pale & dark blue shade, two phosphor bands, screened value from cylinder 3A2B [28.8.68]

P256 - 1/6 Prussian blue, OCP/PVA, two 4.75mm screen 150 phosphor bands (Cyl 5A2B) - Deegam PD 13.2.1a - S.G specialised U28(2) - Stoneham M43 - Concise 743Evb

Prussian blue shade, two phosphor bands from cylinder 5A2B [5.70]
phosphor_omitted

P256mp - 1/6 Prussian blue, OCP/PVA, phosphor omitted (Cyl 5A2B) - Deegam PD 13.2.1c - S.G specialised U28c - Stoneham M43a - Concise 743Evby

Prussian blue shade, phosphor omitted from cylinder 5A2B
p258

Original coated paper - PVA gum - Screen 250 phosphor bands

P258 - 1/6 pale and dark blue, OCP/PVA, two 4.75mm screen 250 phosphor bands (Cyl 3A1B) - Deegam PD 13.5.1

Pale & dark blue shade, two phosphor bands from cylinder 3A1B [8.10.70]
p259

Phosphor coated paper - PVA gum

P259 - 1/6 pale and dark blue, PCP/PVA (Cyl 5A2B) - Deegam PD 13.3.1 - S.G specialised U29 - Stoneham M46 - Concise 743c

From cylinder 5A2B [10.12.69]