List of sources:
National Archives Repository, Pretoria (TAB). Source MHG, Reference 5120/43. Estate documents, Doris Morisse (born Chennells).
Ritchie, W. The history of the South African College, 1829-1918. Cape Town: T. Maskew Miller, 1918.
Rhodesia Scientific Association. Proceedings, 1917-1918, Vol. 16, list of members.
Union of South Africa. Report of the South African Museum..., 1911.
University of the Cape of Good Hope. Calendar, 1912/3-1917/8.