Relief shown by spot heights.
Also shows "Economic data" or economically feasible mineral resources such as silver, zinc, and lead.
"Drawn in the Drawing Office of the Geological Survey, Pretoria. A.J. Besaans--Control Draughtsman (Cartographic)."
"The northwestern and southeastern portions of the area were surveyed on plane-table during 1935, 1936 and 1937 by A.P.G. Söhnge, M. Sc., A.M., Ph. D. but partly revised by J.J. Spies, M. Sc., during 1953 ... and H.N. Visser, 1956 ..."
"Cadastral information obtained from a base-map compiled by Trigonometrical Survey Office."
Includes "Economic data" list, adjoining sheets index, notes, and 4 col. cross-sections.
English and Afrikaans.