Throckmorton Tribune (Throckmorton, Tex.), Vol. 75, No. 44, Ed. 1 Thursday, June 20, 1963, newspaper, June 20, 1963; (https://texashistory.unt.edu/ark:/67531/metapth1372284/m1/8/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .