Del Rio 1930 Sheet 2, map, 1930; (https://texashistory.unt.edu/ark:/67531/metapth551340/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Del Rio 1930 Sheet 2, map, 1930; (https://texashistory.unt.edu/ark:/67531/metapth551340/m1/1/: accessed July 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .