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

Soviet Union - Lenin Mourning Issue

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Start price: $100

Buyer's premium:

1929, 20k red and black, medium frame, used together with two other values on registered philatelic exchange cover from Moscow to Basrah (then Mesopotamia), tied by Moscow ”17.4.29” ds, exchange stamp of 5k/100r on reverse, Istanbul ”24.AVR.29” transit and Basrah ”16.MAY.29” arrival markings, red cross a always on registered mailings addressed to British Commonwealth, mostly VF, Est. $150-$200, Scott #268