A Jeffery single roll crusher was installed at Van Dyksdrift colliery with the object of producing coal suitable for firing in South African Railways locomotives.
Reference:
Van der Walt, P. 1952. Performance of Jeffery single roll crusher installed at Van Dyksdrift colliery. http://hdl.handle.net/10204/13081 .
Van der Walt, P. (1952). Performance of Jeffery single roll crusher installed at Van Dyksdrift colliery Retrieved from http://hdl.handle.net/10204/13081
Van der Walt, PJ Performance of Jeffery single roll crusher installed at Van Dyksdrift colliery. 1952. http://hdl.handle.net/10204/13081
Van der Walt P. Performance of Jeffery single roll crusher installed at Van Dyksdrift colliery. 1952 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/13081
