Lot 1112:
Soviet Union - Large Die Proofs
Not sold
Description
1978, Praha’ 78 International Philatelic Exhibition, sunken die proof of engraved part of the design of 6k in black brown, artist A. Kalashnikov, engraver V. Gubin, size 119x98mm, printer’s markings at sides, printed on gummed paper, traces of hinges, VF and very rare, Est. $400-$500, Scott #4693
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