Latimer, Truett. [Letter from Truett Latimer to E. M. Collier, February 15, 1961], letter, February 15, 1961; (https://texashistory.unt.edu/ark:/67531/metapth1271368/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .