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

Transcaucasian Federated Republics

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Start price: $50

Buyer's premium:

1923, Soviet Symbols and Oil Fields, 1k-18k, complete set of seven, blocks of four, most with sheet margins, no gum as produced, NH, VF and scarce multiples, Est. $80 -$100, Scott #25-31