List of sources:
Bozzoli, G.R. Forging ahead: South Africa's pioneering engineers. Johannesburg: Witwatersrand University Press, 1997.
Dictionary of South African biography, Vol. 2, 1972.
Goode, R.C.J. Presidential address: The Institute - in retrospect and prospect. Journal of the South African Institute of Mining and Metallurgy, 1968, Vol. 69, pp. 25-41.
Green, E., Ploeger, J. & Wood, V.C. USA and RSA in historical perspective. Lantern, June 1983, special edition.
Hall, A.L. A bibliography of South African geology to the end of 1920. Pretoria: Geological Survey, Memoir No. 18, 1922.
Katz, E. The
contribution of American mining engineers and technologies to the Witwatersrand
gold mining industry, 1890-1910. Mining
History Journal, 2006, Vol. 13, pp. 12-30. Retrieved from https://www.mininghistoryassociation.org/Journal/MHJ-v13-2006-Katz.pdf
National Union Catalogue, pre-1956 imprints. London: Mansell, 1968-1980.
Rogers, A.W. The pioneers in South African geology and their work. Transactions of the Geological Society of South Africa, 1937, Annexure to Vol. 39, pp. 1-139 (see p. 128).
Royal Society of London. Catalogue of scientific papers [1800-1900]. London: Royal Society, 1867-1925.
Shorten, J.R. The Johannesburg saga. Johannesburg: J.R. Shorten, 1970.
South African Association of Engineers and Architects. Proceedings, 1892-1894, Vol. 1 and 1897-1898, Vol. 4: lists of members and office bearers.
South African bibliography to the year 1925. London: Mansell, 1979.
Who was who, Vol. 3, 2nd ed. London: Adam & Black, 1967.