List of sources:
African court calendar, 1809, 1810, 1812, 1815, 1820, 1825, 1829. Reprint by South African Library, Cape Town, 1982.
Bregman, L.D. "Snug little coteries": A history of scientific societies in early nineteenth century Cape Town, 1824-1835. PhD thesis, University College, London, 2003.
Cape of Good Hope almanac and annual register, 1857: Cape annual advertiser, p. 71, advert by C.M. Villet & Son.
Charles Mathurin Villet. Geni. Retrieved on 29 March 2021 from https://www.geni.com/people/Charles-Villet-SV-PROG/6000000008385719759
Dictionary of South African biography, Vol. 3, 1977.
Gunn, M. & Codd, L.E. Botanical exploration of southern Africa. Cape Town: Balkema, 1981.
Heese, J.A. South African genealogies. Pretoria and Stellenbosch, 1986-2005.
Kirby, P.R. Early professional museum collectors in South Africa. Southern African Museums Association Bulletin, 1942, Vol. 2, pp. 393-401.
McCracken, D.P. & McCracken, E.M. The way to Kirstenbosch. Cape Town: National Botanic Gardens, 1988.
National Automated Archival Information
Retrieval System (NAAIRS). http://national.archives.gov.za/naairs.htm Documents relating to Villet, Charles Mathurin / Villet, Charles Maturin / Villet, Charles Martin / Villet, Charles M. / Villet, C.M.
National Union Catalogue, pre-1956 imprints. London: Mansell, 1968-1980.
Regulations of the South African Literary and Scientific Institution, pp. 13-14: List of members. Cape Town: G. Greig, 1832.
Rudner, I. The earliest natural history museums and collectors in South Africa. South African Journal of Science, 1982, Vol. 78, pp. 434-437.
South African Commercial Advertiser, 14 October 1829, p. 2, Ichthyology; 30 May 1829, p. 2, From a correspondent; 2 March 1831, p. 1, Advertisement: Natural curiosities, bulbs, &c; 12 October 1836, p. 2, Mauritius: M. Villet; 17 May 1848, p. 4, Botanic Garden, Cape Town; 1 December 1849, p. 1, Advertisement: Cape flower bulbs and seeds.
Summers, R.F.H. A history of the South African Museum, 1825-1975. Cape Town: Balkema, 1975.