Ramsey, Sumner M. Amarillo Daily News (Amarillo, Tex.), Vol. 11, No. 225, Ed. 1 Thursday, July 22, 1920, newspaper, July 22, 1920; (https://texashistory.unt.edu/ark:/67531/metapth318603/m1/1/: accessed August 21, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .