Throckmorton Tribune (Throckmorton, Tex.), Vol. 84, No. 38, Ed. 1 Thursday, May 1, 1975, newspaper, May 1, 1975; (https://texashistory.unt.edu/ark:/67531/metapth1049534/m1/9/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .