List of sources:
Dictionary of South African biography, Vol. 2, 1972.
Laidler, P.W. & Gelfand, M. South Africa: Its medical history, 1652-1898. Cape Town: Struik, 1971.
Natal almanac, directory, and yearly register, 1863-1891.
Natal Witness, 25 January 1881: The Botanic Society.
National Automated Archival Information
Retrieval System (NAAIRS). http://national.archives.gov.za/naairs.htm Documents relating to John William Akerman / J. W. Akerman.
Personal communication from Craig Hilton-Taylor, Manager of Red List Unit, IUCN, Cambridge, United Kingdom, 2009-8-31.
Sir John William Akerman, KCMG. Geni. Retrieved on 18 November 2022 from https://www.geni.com/people/Sir-John-Akerman-K-C-M-G/6000000043781531862
South African bibliography to the year 1925. London: Mansell, 1979.