Portland News (Portland, Tex.), Vol. 6, No. 31, Ed. 1 Thursday, May 27, 1971, newspaper, May 27, 1971; (https://texashistory.unt.edu/ark:/67531/metapth864715/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .