Jones, Percy. [Letter from Mrs. Percy Jones to Jame Fielder Heath - February 12, 1970], letter, February 12, 1970; (https://texashistory.unt.edu/ark:/67531/metapth654923/m1/2/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .