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

RSFSR Issues 1918-23

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Start price: $2,000

Buyer's premium:

1922-23, litho ”Star” surcharge 20r on imperforated 15k brown lilac and blue, right sheet margin single from position 90 in 100-stamp setting, beautiful stamp in every respect, full OG, LH, VF, several experts’ handstamps on the back, Raritan Stamps guarantee, C.v. $9,500, Est. $3,500-$4,000, Scott #224