Green Phosphor

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edwards crown

St Edwards crown watermark

Watermarks are described as viewed through front of stamp (Reverse the description if you view from the gummed side)
Phosphor bands described as either phosphor reacting green, blue or violet (This is the afterglow)
pgw1

PGW1 - 0.1/2d orange red, two green phosphor bands, St Edwards crown watermark upright plus two graphite lines - S.G specialised S8 - Concise 599

Two green phosphor bands, St Edwards crown watermark upright plus two graphite lines [18.11.59]
pgw2

PGW2 - 1d ultramarine, two green phosphor bands, St Edwards crown watermark upright plus two graphite lines - S.G specialised S19 - Concise 600

Two green phosphor bands, St Edwards crown watermark upright plus two graphite lines [18.11.59]
pgw3

PGW3 - 1.1/2d green, two green phosphor bands, St Edwards crown watermark upright plus two graphite lines - S.G specialised S31 - Concise 601

Two green phosphor bands, St Edwards crown watermark upright plus two graphite lines[18.11.59]
pgw4_5_mpw25

PGW5 - 2d light red brown, green phosphor inset left band, St Edwards crown watermark upright plus one graphite line - S.G specialised S43a - Concise 605a

Green phosphor inset left band, St Edwards crown watermark upright plus one graphite line [1960]