By Garth Calitz In late 1933, a team at de Havilland, led by aircraft designer Arthur Ernest Hagg, began developing a new design aimed at being a faster and more comfortable successor to the earlier DH.84 Dragon. This new aircraft was essentially a twin-engine, scaled-down version of the four-engine DH.86 Express. It shared many features with the DH.86 Express, such as tapered wings, streamlined fairings and fuselage, and the same Gipsy Six engines. However, the DH.89 did no