@book{ Solr-5729870, title = {Federation of Rhodesia and Nyasaland 1:250,000.}, editor = {Rhodesia and Nyasaland. Dept. of Trigonometrical and Topographical Surveys}, address = {Causeway, Salisbury}, publisher = {The Dept.}, year = {1956}, note = {Various editions of some sheets.}, note = {Relief shown by contours, layered tints and shading.}, url = {http://www.lib.uchicago.edu/e/collections/maps/indexes/G8570-s250-N6-index.jpg} }