Bidspirit auction | Soviet Union - Large Die

Soviet Union - Large Die Proofs - 1978, History of Postal Services, (4k-16k), complete set of five die proofs of engraved part of the design, artist G. Komlev with group of engravers, approximate size120x90mm, printer's markings at sides, produced on paper without gum, mostly VF and very rare in complete set, Est. $2,000-$2,500, Scott #4715-19