Settegast Quadrangle, map, 1942; (https://texashistory.unt.edu/ark:/67531/metapth453604/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Settegast Quadrangle, map, 1942; (https://texashistory.unt.edu/ark:/67531/metapth453604/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .