Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

Soviet Union - Stamps and Postal History

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Start price: $300

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Description

1947, Steel Smelting and Iron Furnace, 20k dark blue violet and 30k deep brown, two vertical pairs imperforate between stamps, the last one has bottom margin, full OG, NH, F/VF, Est. $600-$700 , Scott #1078-79 var