Hardin-Simmons University. Range Rider, Volume 18, Number 3, November-December, 1964, periodical, November 1964; (https://texashistory.unt.edu/ark:/67531/metapth116961/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .