Image #1
WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY
China
Lot #
83 | 
| Scott # 251 x2, 255, C6-10
| 1931 (April 14), First Flight Beijing - Nanking registered cover, franked by eight stamps, including the second air post set of 10c-90c, Nanking arrival and all appropriate markings are alongside, minor conveyance flaws, still F/VF and scarce franking, Est. $300-$400 . |