Throckmorton Tribune (Throckmorton, Tex.), Vol. 84, No. 36, Ed. 1 Thursday, April 17, 1975, newspaper, April 17, 1975; (https://texashistory.unt.edu/ark:/67531/metapth994561/m1/6/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .