b'43288288C 30 June 1926 (AAMC.100) England - Australia - England cover endorsed "from Australia to London By Aeroplane" carried by Sir Alan Cobham and Sgt AH Ward on their return flight, franked with Great Britain KGV 1d brown tied \'THE HYDE SO NW2/2OC/26\' datestamp on arrival, signed \'Alan J Cobham\' on face, couple of minor blemishes, Cat. $3500. This is the first airmail from Australia to England; Newall states in British External Airmails (1996; pp.264-66) that only 28 covers were carried from Australia.Ex Frommer, sold for $2640 in the September 2016 sale of his Grand Prix Pioneer Australian Air Mails Collection. $2,0002,500289289C THE PACIFIC ISLANDS SURVEY FLIGHT BY RICHARD WILLIAMS25 Sept.1926 (AAMC.102) A specially printed cover flown and signed by Group Captain Richard Williams on his survey flight which originated in Melbourne. This example addressed to the Air Board, Victoria Barracks, Melbourne with datestamps of "SYDNEY", "THURSDAY ISLAND 10 OC 26", "KIETA 31 OC 26"and "SAMARAI 29 NOV 26". An exceptional piece.Provenance: The Nelson Eustis Gold Medal Collection, Leski Auctions, March 2008. .$17,50020,000'