List of sources:
Cape of Good Hope Government Gazette, 9 January 1885, pp. 41-45: List of licensed medical practitioners in the Cape Colony.
Geni, at https://www.geni.com/people/Dr-Friedrich-Heinrich-Fismer-b1/6000000037414601991
as on 14 November 2016.
Medical and pharmacy register for the Colony of the Cape of Good Hope, 1893, 1907.
National Automated Archival Information Retrieval System (NAAIRS). http://www.national.archives.gov.za/naairs.htm Documents relating to Friedrich Heinrich Fismer / Dr Fismer.
National Union Catalogue, pre-1956 imprints. London: Mansell, 1968-1980.
Pietermaritzburg Archives Repository, Vol. NMC 34. [List of medical practitioners, dentists, and chemists and druggists in the Province of the Cape of Good Hope, as on 31 December 1915.]
South African medical directory for 1897. Cape Town: Cape Times, 1897.
South African Medical Journal [1st series], 15 July 1884, Vol. 1, p. 95: The South African Medical Association; [2nd series], December 1895, Vol. 3, p. 235: List of members, Cape of Good Hope Branch of the British Medical Association; January 1898, Vol. 5, pp. 240-242: South African Medical Association [list of members].