The mill was probably erected during the early 20th century. Its water wheel and cast-iron machinery drove a set of millstones, and is one of the few such structures surviving in the old Transvaal. It was declared a National Monument under old NMC legislation on 8 April 1984.
References
www.sahra.org.za/sahris/node/33206
Further Reading
https://www.sahra.org.za/sahris/sites/default/files/gazettes/9-2-238-0015.pdf