Tule Lake Northwest Quadrangle, map, 1991; (https://texashistory.unt.edu/ark:/67531/metapth108951/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Tule Lake Northwest Quadrangle, map, 1991; (https://texashistory.unt.edu/ark:/67531/metapth108951/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .