Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Soviet Union - 1932, Airship over the Dnieper Dam, 15k gray black, engraved printing, perforation 10½, very well centered with intact perforation, full OG, LH, VF and scarce stamp in sound condition, C.v. $2,000, Est. $1,000-$1,500 , Sc. #C25a