Bidspirit auction | Soviet Union - Moscow Philatelic

Soviet Union - Moscow Philatelic Exhibition with ''Kartonka'' Souvenir Sheet - 1932, 15k black brown and 35k ultramarine, complete set of two with perforation 12 1/2, in addition 35k with perforation 10 1/2, the last one has very slight mount adhesion on reverse, all with full OG, NH, VF, C.v. $244.50, Est. $150-$200, Scott #485-86, 486a