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

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