Shelton, Madeline. Seminole News (Seminole, Tex.), Vol. 3, No. 39, Ed. 1 Wednesday, December 31, 1969, newspaper, December 31, 1969; (https://texashistory.unt.edu/ark:/67531/metapth577515/m1/1/: accessed May 14, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .