Bidspirit auction | Soviet Union - Large Die

Soviet Union - Large Die Proofs - 1977, Venomous Snakes and Endangered Animals, 1k- 30k, set of eight sunken die proofs in black brown or black, artist V. Kolganov, each one with printer's angles, produced on gummed paper with light traces of hinges attop, VF and very rare in complete set, Est. $4,000- $5,000, Scott #4626-33