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

RSFSR Issues 1918-23

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Start price: $1,500

Buyer's premium:

1922-23, black lithographed ”Star” surcharge 20r on imperforate definitive stamp of 15k brown lilac and blue, position 10 of 25-stamp setting, either 15, 20, 65, or 70 from the complete sheet of 100, nice and fresh, full OG, LH, VF and rare, Raritan Stamps guarantee, C.v. $9,500, Est. $2,500-$3,000, Scott #224