Eldorado Quadrangle, map, 1982; (https://texashistory.unt.edu/ark:/67531/metapth106636/m1/1/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Eldorado Quadrangle, map, 1982; (https://texashistory.unt.edu/ark:/67531/metapth106636/m1/1/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .