Ivon Molesworth de Havilland
c.1879 Born at Wooburn, Bucks
1881 Charles De Havilland 26, clerk in holy orders, Allice J. De Havilland 26, Molesworth C.J.I. De Havilland 1[1]
Educated at Rugby School
Apprenticed with Brush Electrical Engineering Co
1900 of Whitchurch, Hants. Became an Associate of the Institution of Electrical Engineers[2]