Mapping the United States-Mexico Boundary, 1849-1857

agreed to./José Agustín assistant astronomical azimuth line Bartlett Bartlett-Conde boundary office boundary survey BOUNDARY/BETWEEN THE/UNITED California Coast Survey Colorado River Comisión de Límites Comisionado compared and agreed Corps of Topographical delimitation demarcation Díaz direction of/Bvt drawn El Paso Emory's established ESTADOS UNIDOS/conforme final boundary maps final maps García Conde geodetic Gila River Guadalupe Hidalgo Hardcastle Hidalgo Hippel initial point International Boundary islands joint commission Límites Mexicana LINEA DIVISORIA/ENTRE/MEXICO longitude Major W. H. EMORY meridian Mex./W H Emory/U. S. Mexican Commission Mexican Commissioner Mexican engineers Mexican map Mexico City MEXICO/Agreed Michler monuments observatory Orozco y Berra parallel party Paso del Norte position Ramírez Río Bravo Rio Grande Salazar/Ylarregui/Com San Elizario Schott sheets surveyors thalweg tion Topographical Engineers topographical survey Treaty of 1853 Treaty of Guadalupe triangulation U.S. and Mexican U.S. Boundary Commission U.S. Commission U.S. Congress U.S. map U.S.-Mexico boundary UNIDOS/conforme al Tratado Weyss Whipple Ylarregui/Com