Bidspirit auction | Soviet Union - Large Die

Soviet Union - Large Die Proofs - 1977, Postal Clerk and (Sorting Machine), die proof of (4k) in brown representing a part of engraved design (stage proof), artist G. Komlev, engraver I. Mokrousov, size 118x88mm, produced on wove paper without gum,VF and very rare, Est. $400-$500, Scott #4621