Bidspirit auction | Soviet Union - Large Die

Soviet Union - Large Die Proofs - 1978, Stepan Shaumyan, Baku Commissar, 4k in bright green (issued stamp in slate green), artist V. Sorokin, engraver L. Mayorova, printer's markings at four sides, size 88x120mm, no gum as issued, VF and very rare, Est. $400-$500 , Sc. #4706