Autobiograhy of Presbyterian doctor who championed cause of Aborigines in 1930s; Alice Springs, 1934 - attitudes of Europeans to Aborigines; part Aborigines, effects of European diet; Musgrave Range expedition 1935, events leading to foundation of Ernabella Mission & Aborigines Advancement League of South Australia; comparison with Point McLeay & Point Pearce; comments on murder of Lollylegs and trial; resignation from Aborigines Protection Board and setting up of Woomera Rocket Range; changes in public opinion post-1945; health of Ernabella people, conditions in Northern Territory; Koonibba Mission, segregation, legal requirement under S.A. Police Offences Act, health & nutrition at Ernabella 1957, employment; brief notes on change in government policy 1962+, S.A. missions & reserves.