Bidspirit auction | Soviet Union Collection of Sheets

Soviet Union Collection of Sheets and Large Blocks - 1955, 38th Anniversary of the October Revolution, 40k and 1r, two complete sheets of 81 (9x9) and 64 (8x8), minor mostly marginal separations, full OG, NH, VF, SC.v. 61,760P, Sc. #1761, 1763