Latimer, Truett. [Letter from Truett Latimer to Jerry L. Gribble, July 13, 1961], letter, July 13, 1961; (https://texashistory.unt.edu/ark:/67531/metapth1270328/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .