Drevor Frederick Acton Neilson was born in Bulwell, Nottingham, on 19 September 1891. His father was an MD of Glasgow. He was educated at Dunchurch Hall and Rugby, at Trinity College, Cambridge, and at St Thomas's Hospital. After qualifying MRCS, LRCP he joined the Army on 30 January 1915 and served

Born at Brisbane, Australia on 6 September 1888, the third child and Second son of John Graham Brown, general manager of the Queensland Government Railways, and Amelia Morris, his wife. The family had come go Australia from Ulster. He was educated at Brisbane Grammar School, where he distinguished h