Brownwood Bulletin (Brownwood, Tex.), Vol. 75, No. 146, Ed. 1 Sunday, April 6, 1975, newspaper, April 6, 1975; (https://texashistory.unt.edu/ark:/67531/metapth1561121/m1/1/: accessed July 10, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .