b'53293C 4 April 1931 (AAMC.187) England - Australia flown cover, carried and signed by Charles Kingsford Smith;with Melbourne 29 APR arrival b/stamp; also, 7 Jan. 1932 (AAMC.245) England - Australia flown cover, carried and signed by Charles Kingsford Smith; with Sydney 21 JAN 1932 arrival b/stamp. Both covers with minor tone spots. (2). $150200294C 4 Apr.1931 (AAMC.187zf) Straits Settlements - Australia registered flight cover piloted by Kingsford Smith & G.U. Allan, endorsed First All Australian Air Mail Service Singapore - Australia, SINGAPORE & SYDNEY 29AP31 backstamps; also 7 Jan. 1932 (AAMC.245a) flight endorsed By Special Airmail Singapore/Australia, Per Southern Star, MELBOURNE 22JAN/1932 backstamp; plus 29 Dec. 1933 Singapore-London registered flight cover for Imperial Airways 1st Airmail, Singapore London, 31-12-1933. (3 items). .$180220295C 3 Dec.1931 (AAMC.228) (Darwin) - Birdum - Daly Waters cover, addressed to Mount Lawley (WA), with fine DARWIN/1DE/31 datestamp tying stamps, flown by Qantas to connect these centres during the rainy season when the overland route was under water, backstamped at DARWIN, CHARLEVILLE, TOOWOOMBA, SYDNEY, PERTH & MOUNT LAWLEY; Cat. $850. [Only 20 flown] $300400296 297296C 3-4 Dec.1931 (AAMC.228) Birdum - Daly Waters cover, addressed to Melbourne, with fine BIRDUM/3DE/31 datestamp tying stamp, flown by Qantas on the return leg of their temporary wet season contract service, signed by the pilot, Joseph N. Wilson. [Only 20 flown; very few signed]$400500297C 1 Dec. 1931 (AAMC.295b) Birdum - Daly Waters registered cover addressed to Brisbane,endorsed Carried by Pilot from Birdum and signed Joseph N. Wilson, flown by Qantas under their renewed contact to carry mail during the rainy season, DALY WATERS, CAMOOWEAL & REGISTERED/BRISBANE backstamps; Cat. $400 [Only 12 flown]. $200250298 299298C 1 Oct.1934 (AAMC.422a) Sydney - Cape York cover, flown, endorsed and signed by the pilot, Sidney Marshall, in his Westland Widgeon III. This was the first leg of the return flight from Australia to Lae via Port Moresby. At a cost of 70, Marshall had arranged for a rough airstrip to be cleared at Somerset on Cape York, where he could refuel for his flight to Lae. [4 flown]. See also AAMC.P73a. Cat.$600 .$500600299C PC THE WINNING ENTRY IN THE MACROBERTSON AIR RACEOctober 1934 (AAMC.433) England - Australia MacRobertson Air Race cover carried by the winning entry DH66 Comet Grosvenor House in a total elapsed time of 71 hours and signed by both pilots CWA Scott and Tom Campbell Black on the back. Posted on arrival and returned by registered mail to England with blue/black R label alongside adhesives, fine condition, Cat $1,250. Accompanied by an original photo postcard depicting the aviators and their aeroplane. $9001,200'