[Letter from Geo. W. LeVan to T. N. Carswell - June 17, 1954], letter, June 17, 1954; (https://texashistory.unt.edu/ark:/67531/metapth1398411/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .