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

Russian Semi-Postal Issues

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Start price: $200

Buyer's premium:

1990, Philatelic Exhibition ”Armenia’90”, Earthquake Charity overprints on 20+10k, 30+15k and 50+25k multicolored, five se-tenant blocks of three plus label with overprint varieties – offset, shifted to the left or to the right, doubled or inverted, all with corner sheet margins, full OG, NH, VF, a common block is included, Est. $400-$500, Scott #B175a var