[Report to W. P. Gannaway by P. M. Parks, January 29, 1964 #2], report, January 29, 1964; (https://texashistory.unt.edu/ark:/67531/metapth337134/m1/1/: accessed May 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .