List of sources:
Curson, H.H. The veterinary profession in South Africa... Journal of the South African Veterinary Medical Association, 1932, Vol. 3(2), pp. 95-101, 133-137.
FamilySearch: Arthur Goule. https://ancestors.familysearch.org/en/K8CD-DX3/arthur-goule-1852-1918 as on 9 August 2024.
Natal civil service list, 1906.
National Automated Archival Information Retrieval System (NAAIRS). http://www.national.archives.gov.za/naairs.htm Documents relating to 'Goule'.
Posthumus, P.J. An index of veterinarians in South Africa (4th ed., 2 vols). Pietermaritzburg: P.J. Posthumus, 1982.