@book{ Solr-3788347, title = {South Africa 1:500,000}, editor = {Trigonometical Survey (South Africa)}, address = {Pretoria}, publisher = {Govt. Printer}, edition = {Array}, note = {Relief shown by gradient tints, contours, and spot heights.}, note = {Includes various editions of some sheets.}, note = {Includes index to adjoining sheets.}, note = {Index map and legend on verso of some sheets.}, }