Portland News (Portland, Tex.), Vol. 6, No. 48, Ed. 1 Thursday, September 23, 1971, newspaper, September 23, 1971; (https://texashistory.unt.edu/ark:/67531/metapth864673/m1/2/: accessed June 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .