1935 Weisi (6 Aug) to USA. Double-registered airmail cover, f.w. airmail issue 30c + 45c + SYS 5c + Junk 8c, tied by Yunnan Weisi cds.,,
1935 Weisi (6 Aug) to USA. Double-registered airmail cover, f.w. airmail issue 30c + 45c + SYS 5c + Junk 8c, tied by Yunnan Weisi cds.,, along with registered mark and AR mark. Transit Likiang (11 Aug), Kunming (23 Aug). Arrived Canton (30 Aug).1935.8.6 維西寄美國。雙掛號航空封,貼航空票3角 + 4角5分 + 孫像5分 + 帆船8分,銷雲南維西腰框日戳,另見AR章及掛號章。8.11經麗江,8.23經昆明。8.30抵廣州。