@book{ Solr-7538672, title = {Peru 1:50,000}, editor = {United States. Defense Mapping Agency. Topographic Center}, editor = {Instituto Geográfico Nacional (Peru)}, editor = {Instituto Geográfico Militar (Peru)}, editor = {Inter American Geodetic Survey}, editor = {United States. Department of Defense}, editor = {United States. Army Topographic Command}, editor = {United States. Army Map Service}, address = {Washington D.C.}, publisher = {The Center}, year = {1964}, edition = {Array}, note = {Earlier maps prepared by the Instituto Geográfico Nacional in collaboration with the Inter American Geodetic Survey; or prepared under the direction of the Dept. of Defense and published by the U.S. Army Topographic Command; or prepared by the Army Map Service, Corps of Engineers, U.S. Army.}, note = {Relief shown by contours and spot heights.}, note = {Spanish and English.}, note = {Sheets individually titled and numbered.}, note = {Standard map series designation: Series J731 = Serie J731.}, note = {Earlier maps Edition 1-AMS or Edition 1-TPC; some are series IGN J731.}, note = {Map information as of [1960?- ].}, note = {Some sheets are second printings.}, note = {Includes index to adjoining sheets, boundaries map, elevation guides, and glossary.}, url = {http://www.lib.uchicago.edu/e/collections/maps/indexes/G5310-s50-U5-index.jpg} }