p12_13
Paper varieties viewed under long wave light.
PDP numbers are the copyright of the MBPC and are used with their permission.
BCP = Bluish coated paper PVA = Polyvinyl alcohol acetate gum
OCP = Original coated paper
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P4 - 1d BCP/PVA, two 4.75mm screen 150 phosphor bands, head A1, upright print (Cyl 2) - Deegam PD 2.1.1 - S.G specialised U2 - Stoneham M14 - Concise 724

Bluish coated paper, screen 150 phosphor bands, head A1 from cylinder 2 [5.2.68]

P4mp - 1d BCP/PVA, phosphor omitted, head A1, upright print (Cyl 2) - Deegam PD 2.1.1a - S.G specialised U2c - Stoneham M14a

Bluish coated paper, head A1, phosphor omitted from cylinder 2

P8 - 1d BCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (Vertical coil) - Deegam PD 2.1.2 - Stoneham M15b

Bluish coated paper, screen 150 phosphor bands, head B2 upright print from vertical coil [11.6.68]

P12 - 1d BCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (PDP2) - Deegam PD 2.1.3 - Stoneham M15c

Bluish coated paper, screen 150 phosphor bands, head B2, upright print from booklet pane PDP2 [25.3.68]

P13 - 1d BCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, inverted print (PDP2) - Deegam PD 2.1.4 - Stoneham M15c

Bluish coated paper, screen 150 phosphor bands, head B2, inverted print from booklet pane PDP2 [25.3.68]

P7 - 1d BCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (Cyl 4) - Deegam PD 2.1.5 - Stoneham M15

Bluish coated paper, screen 150 phosphor bands, head B2, upright print from cylinder 4 [10.68]

P7mp - 1d BCP/PVA, two 4.75mm screen 150 B3 phosphor bands, head B2, upright print (Cyl 4) - Deegam PD 2.1.5a - Stoneham M15d

Bluish coated paper, head B2, upright print, phosphor omitted, head B2 from cylinder 4

P8a - 1d OCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (Vertical coil)

Original coated paper, screen 150 phosphor bands, head B2, upright print from vertical coil [11.6.68]

P12a - 1d OCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (PDP2)

Original coated paper, screen 150 phosphor bands, head B2, upright print from booklet pane PDP2 [25.3.68]

P13a - 1d OCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, inverted print (PDP2)

Original coated paper, screen 150 phosphor bands, head B2, inverted print from booklet pane PDP2 [25.3.68]

P9 - 1d OCP/PVA, two 4.75mm screen 150 phosphor bands, head B2, upright print (Cyl 6)

Original coated paper, screen 150 phosphor bands, head B2, upright print from cylinder 6 [6.69]

P16 - 1d BCP/PVA, two 4.75mm screen 250 phosphor bands, head B2, sideways print right (PDP4/A) - Deegam PD 2.2.1 - Stoneham M16

Bluish coated paper, screen 250 phosphor bands, head B2, sideways print right from booklet panes PDP4/4A [6.4.68]

P18 - 1d BCP/PVA, two 4.75mm screen 250 phosphor bands, head B2, sideways print left (PDP4/A) - Deegam PD 2.2.2 - Stoneham M16

Bluish coated paper, screen 250 phosphor bands, head B2, sideways print left from booklet panes PDP4/4A [6.4.68]

P14 - 1d OCP/PVA, two 4.75mm screen 250 phosphor bands, head B2, upright print (PDP10, 15) - Deegam PD 2.2.3

Original coated paper, screen 250 phosphor bands, head B2, upright print from booklet panes PDP10 [6.1.69] - PDP15 [1.12.69]

P15 - 1d OCP/PVA, two 4.75mm screen 250 phosphor bands, head B2, inverted print (PDP10) - Deegam PD 2.2.4

Original coated paper, screen 250 phosphor bands, head B2, inverted print from booklet panes PDP10 [6.1.69] - PDP15 [1.12.69]