La Leona Quadrangle, map, 1930; (https://texashistory.unt.edu/ark:/67531/metapth454549/m1/1/: accessed May 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
La Leona Quadrangle, map, 1930; (https://texashistory.unt.edu/ark:/67531/metapth454549/m1/1/: accessed May 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .