Hall, C. M. Stephens County Sun (Breckenridge, Tex.), Vol. 7, No. 39, Ed. 1, Friday, April 2, 1937, newspaper, April 2, 1937; (https://texashistory.unt.edu/ark:/67531/metapth70671/m1/1/: accessed October 16, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .