List of sources:
National Automated Archival Information Retrieval System (NAAIRS). http://www.national.archives.gov.za/naairs.htm Documents relating to Peter Conacher / P. Conacher.
National Archives Repository, Pretoria (TAB). Source MHG, Reference 5554/54. Estate documents, Peter Conacher.
Posthumus, P.J. An index of veterinarians in South Africa (4th ed., 2 vols). Pietermaritzburg: P.J. Posthumus, 1982.
Register of veterinarians of the Union of South Africa... Journal of the South African Veterinary Medical Association, 1929, Vol. 1(3), pp. 77-83.
South African who's who, 1908, 1909.
Transvaal [Colony], Department of Agriculture. Report for 1908/9.
Union of South Africa. Public service list, 1914.