Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1

Great Britain

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Start price: $750

Buyer's premium:

1964, 20th Geographical Congress, 8p yellow brown, emerald, green and black, a single with inverted Multiple St. Edward’s Crowns watermark, nice and fresh, full OG, NH, fine and rare stamp, SG #653Wi, C.v. £2,200, Scott #412 var