Robinson, Robert Howard2015-08-182015-08-182015-08-18http://hdl.handle.net/10539/18256A thesis presented to the Department of Mining engineering of the University of the Witwatersrand for the Degree of Master of Science. Submitted June, 1969.enStrip mining -- ModelsStrip mining -- Data processingStrip mining -- Simulation methods.An economic model of an open pit mineThesis