Texas State Historical Association. The Southwestern Historical Quarterly, Volume 34, July 1930 - April, 1931, Eugene C. Barker, editor, Journal/Magazine/Newsletter, 1931; digital images, (http://texashistory.unt.edu/ark:/67531/metapth101091/ : accessed May 18, 2013), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Texas State Historical Association, Denton, Texas.
