Image #1
WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY
First and Pioneer Flights
Lot #
86 | 
| Scott # C6-7, C9
| 1926 (July 15-16), Pioneer Flight registered cover Moscow - Rostov-on-Don, franked by three air post surcharges, postmarked on arrival, mostly VF, Est. $200-$250 . |