Lot
521 
Russia, Airmail, 1935, 1r on 10k Moscow-San Francisco Flight, position 17, o.g., never hinged, choice centering and margins, bright and fresh, Extremely Fine, an exceptional example in never hinged condition; with 1999 D. Wassmann certificate. Michel No. 527. Scott No. C68 $1,275.
Realized: $450