Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

RSFSR Issues 1918-23

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Start price: $150

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1922, red surcharge with dots after Russian letters 10,000r on 40r slate, large size stamp printed on paper with watermark Lozenges (small angle to the right), full OG, NH, VF, I. Kirzhner certificate, C.v. $375, Est. $250-$300 , Sc. #200f