Bidspirit auction | Soviet Union - Issues of
Soviet Union - Issues of 1955-1957 - 1956, Builder's Day, 1r intense blue, comb perforation 12x12 1/2 instead of L12 1/2, full OG, NH, F/VF centering, Est. $120-$150, Scott #1857 var
Soviet Union - Issues of 1955-1957 - 1956, Builder's Day, 1r intense blue, comb perforation 12x12 1/2 instead of L12 1/2, full OG, NH, F/VF centering, Est. $120-$150, Scott #1857 var