Brownwood Bulletin (Brownwood, Tex.), Vol. 70, No. 187, Ed. 1 Thursday, May 21, 1970, newspaper, May 21, 1970; (https://texashistory.unt.edu/ark:/67531/metapth1572461/m1/7/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .