 In addition to ballooning, he also experimented with powered aircraft, but following a crash in which he broke both legs he restricted his activities to airships and balloons.He was awarded Royal Aero Club Airship Pilot certificate No.8 in September 1911 and in 1913 he carried out a parachute descent from the airship Delta.In 1919 Maitland was on board the Airship R34 when it completed the first transatlantic crossing.