[Letter from Truett Latimer to Foey F. Shiflet, February 14, 1961], letter, February 14, 1961; (https://texashistory.unt.edu/ark:/67531/metapth1270083/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .