Texas State Historical Association. The Southwestern Historical Quarterly, Volume 33, July 1929 - April, 1930, Eugene C. Barker, editor, Journal/Magazine/Newsletter, 1930; digital images, (http://texashistory.unt.edu/ark:/67531/metapth101090/ : accessed June 19, 2013), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Texas State Historical Association, Denton, Texas.
