The Sunday Morning Herald. (Amarillo, Tex.), Vol. 22, No. 12, Ed. 1 Sunday, April 17, 1910, newspaper, April 17, 1910; (https://texashistory.unt.edu/ark:/67531/metapth288998/m1/6/: accessed August 25, 2016), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .