Uiver Collection Mollison was a pioneering Scottish pilot who had flown commercially for Charles Kingsford Smith and Charles Ulm's ill-fated Australian National Airways. His wife Amy was Amy Johnson, who in May 1930 had become the first woman to fly solo from England to Australia, flying a de Havilland DH 60 Gipsy Moth "Jason". English aviators Flight Lieutenant Charles Scott and Kenyan coffee plantation manager Captain Tom Campbell Black flew another Comet, a red aircraft, dubbed "Grosvenor House" by the historic hotel's owner. A third de Havilland DH 88 Comet was flown by Cathcart Jones and K. F. Waller, and was the
1919 England to Australia flight reaching Darwin at 4.10pm on 10 December 1919. The flight distance was estimated as 17,911 kilometres (11,123 mi) and total flying time was 135 hours 55 minutes (131.8 km/h or 81.9 mph). The prize money was shared between the Smith brothers and the two mechanics. The Smith brothers each received a knighthood for this exploit, and the company presented their aircraft to the Australian government. It is now displayed at Adelaide Airport. On 13 November 1919, Lieutenant Roger M. Douglas, MC DCM and Lieutenant J.S.L. Ross took off from Hounslow Heath in an Alliance P.2 Seabird (G-EAOX) named 'Endeavour'. It