Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Soviet Union Stamps of 1924-40

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Start price: $500

Buyer's premium:

1940, All-Union Agriculture Fair, 30k multicolored, 2 se- tenant blocks of four, 6 horizontal (one with gutter in the middle) and 11 vertical se-tenant pairs, fresh quality, full OG, at least one stamp of each item is LH/hinged, VF and scarce assemblage, Est. $800-$1,000, Sc. #796/808 var