Portland News (Portland, Tex.), Vol. 6, No. 49, Ed. 1 Thursday, December 9, 1971, newspaper, December 9, 1971; (https://texashistory.unt.edu/ark:/67531/metapth864171/m1/1/: accessed June 24, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .