Ennis East Quadrangle, map, 1979; (https://texashistory.unt.edu/ark:/67531/metapth457530/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Ennis East Quadrangle, map, 1979; (https://texashistory.unt.edu/ark:/67531/metapth457530/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .