Image #1
WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY
SOVIET RUSSIA (RSFSR AND SOVIET UNION)
Lot #
1148 | 
| Scott # C68b
| 1935, Moscow - San Francisco Flight, red surcharge 1r on 10k dark brown, small "f" variety of surcharge (position 6), used on registered cover from Moscow to Vienna (February 19, 1937) together with Ethnographic stamp of20k gray, appropriate markings, no backstamp as always exists, VF and very scarce franking, Est. $800-$1,000 . |