Bidspirit auction | Soviet Union Stamps of 1924-40

Soviet Union Stamps of 1924-40 - 1927, 10th Anniversary of the October Revolution, 5k brown, balanced margins imperforated single, full original redistributed gum on place of hinge, VF and scarce, A. Rosselevitch guarantee hs, C.v. $1,650, Est. $500-$600 , Sc. #376a