Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 3

Soviet Union

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Start price: $300

Buyer's premium:

1978, Old Russian Arts, Pokrova-on-Nerl’ Church, 10k multicolored, printed on ordinary paper without lacquered coating, top right corner margin block of four, full OG, NH, VF and rare positional multiple, an issued stamp is added for comparison, Est. $500-$600, Scott #4710 var