Portland News (Portland, Tex.), Vol. 15, No. 28, Ed. 1 Thursday, July 10, 1980, newspaper, July 10, 1980; (https://texashistory.unt.edu/ark:/67531/metapth871892/m1/1/: accessed May 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .