List of sources:
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British Association for the Advancement of Science. Report of the seventy-fifth meeting... South Africa, 1905, list of members.
Frances Cecilia Emily
Flowers (born Dickens). My heritage.
Retrieved from https://www.myheritage.com/names/frances_dickens
on 23 November 2016.
Men of the times: Pioneers of the Transvaal and glimpses of South Africa. Johannesburg: Transvaal Publishing Company, 1905.
National Archives Repository (TAB), Source MHG, Vol. 0, Ref. 44683: death notice, Frank Flowers.
Ritchie, W. The history of the South African College, 1829-1918. Cape Town: T. Maskew Miller, 1918.
South African Association for the Advancement of Science. Report, 1903-1908, 1910, 1913, 1918.