Airmails
Air Mail cover 1931 (29 Apr.) envelope addressed to Wimbledon bearing 6c. black, 12c. and 30c. tied by despatch c.d.s., paying the 6c. plus Imperial Airways 42c. rate and with blue air mail etiquette. Carried on the first Australia - London flight

細節
Air Mail cover 1931 (29 Apr.) envelope addressed to Wimbledon bearing 6c. black, 12c. and 30c. tied by despatch c.d.s., paying the 6c. plus Imperial Airways 42c. rate and with blue air mail etiquette. Carried on the first Australia - London flight