Bidspirit auction | Soviet Union - Large Die

Soviet Union - Large Die Proofs - 1978, Leo Tolstoy, 4k in red (issued stamp in slate green), artist I. Martynov, engraver I. Mokrousov, size 86x120mm, no gum as issued, VF and probably unique in this color, Est. $500-$600 , Sc. #4694