List of sources:
Author and Subject Index to the Government Veterinary Reports of the Transvaal and Union of South Africa (1903-1932). Pretoria: Department of Agriculture, June 1937.
Brown, M.H.V. & Curson, H.H. The veterinary profession in South Africa. 6: Theses for the doctorate. Journal of the South African Veterinary Medical Association, 1933, Vol. 4(3), pp. 186-188.
Pospischil, A. Arnold
Theiler and colleagues: a successful cooperation between Switzerland and South
Africa (2020). https://repository.up.ac.za/handle/2263/74444
Posthumus, P.J. Past Veterinarians in South Africa, Vol. 2, 10th edition, [1992].