Great Britain 1913 £1 green "Seahorses" Specimen, SG403var

Great Britain 1913 £1 green "Seahorses" Specimen, SG403var.

A very fine unused example with original gum printed by Waterlow, overprinted "SPECIMEN" type 26.

"SPECIMEN" examples were used solely by postal administrations for reference purposes to help spot any attempted forgeries.

GB Specialised Catalogue No: N72(1)t.

Stanley Gibbons catalogue value: £3,250.

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