Great Britain 1958 2d light red brown "Dollis Hill Phosphor Trial", SG573var.
A very fine perforated horizontal strip of three on gummed crowns watermarked (Sideways to right) paper, with an all over green phosphor showing a strong phosphor reaction.
A scarce multiple.
GB Specialised Catalogue No: ST5(3)d.
- BUY NOW: Order online, by phone +44 (0)1534 639 998, or via email info@paulfrasercollectibles.com