Major Peak Quadrangle, map, 2010; (https://texashistory.unt.edu/ark:/67531/metapth212078/m1/1/: accessed May 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Major Peak Quadrangle, map, 2010; (https://texashistory.unt.edu/ark:/67531/metapth212078/m1/1/: accessed May 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .