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

Worldwide Air Post Stamps and Postal History - Russia and Soviet Union

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Start price: $600

Buyer's premium:

1934, Civil Aviation, 10k green, horizontal pair on paper without watermark, full OG, NH, VF and scarce in premium quality, C.v. $4,000, Est. $1,200-$1,500,Scott #C46a