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1952
- "Recent prehistoric research in the Somalilands."
Proceedings of the First Pan-African Congress on Prehistor, Nairobi,
1947.
Oxford: Blackwell's. 1952, pp. 146-161.
1955
- "Environment and culture contact in prehistoric Africa south
of the Sahara."
Proceedings of the Second Pan-African Congress on Prehistory, Algiers,
1952.
Paris: Arts et Metiers Graphiques. 1955, pp. 359-365.
- "Stone ball, its association and use by prehistoric man in Africa."
- Proceedings of the Second Pan-African Congress on Prehistory, Algiers,
1952.
Paris: Arts et Metiers Graphiques. 1955, pp. 403-407.
1957
- "Re-examincation of the type site at Magosi, Uganda."
Proceedings of the Third Pan-African Congress, Livingstone, 1955.
London: Chatto and Windus. 1957, pp. 228-241.
- "Prehistoric research in Northern Rhodesia and Nyasaland."
Proceedings of the Third Pan-African Congress, Livingstone, 1955.
London: Chatto and Windus. 1957, pp. 412-432.
1968
- "Report to UNESCO on a survey (1968) of the antiquities of Malawi
and the organization of an Antiquities Programme.
UNESCO Consultant Reports, mimeograph. 1968.
- "Tools and ourselves: An African Legacy?"
17th Annual Raymond Dart Lecture.
Johannesburg: University of the Witwatersrand Press, 1981.
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