Higginbotham, F. R. [Telegram from F. R. Higginbotham, February 23, 1953], letter, February 23, 1953; (https://texashistory.unt.edu/ark:/67531/metapth1196391/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .