Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Russia and Soviet Union - 1935, Moscow - San Francisco Flight, red surcharge 1r on Levanevsky stamp of 10k dark brown, surcharge position 12 of 25-stamp setting, full OG, NH, VF, C.v. $1,275, Est. $1,000-$1,200 , Scott #C68