ANU Union Dinner, 2 October 1970; UNESCO Seminar Film and Television, 1 June 1970 Box 21 Unit ID: 171
Appropriate technology in Central Australia, Centre for Appropriate Technology, Community College of Central Australia, Occasional Publication No. 1, August 1982 Box 91 Unit ID: 3_6 Date: August 1982
Article by Coombs for the Aboriginal Council for Overseas Aid, June 1989 Box 82 Unit ID: [unnumbered] Date: June 1989