Brownwood Bulletin (Brownwood, Tex.), Vol. 21, No. 149, Ed. 1 Saturday, April 9, 1921, newspaper, April 9, 1921; (https://texashistory.unt.edu/ark:/67531/metapth344326/m1/1/: accessed July 20, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .