The Southwestern Historical Quarterly, Volume 68, July 1964 - April, 1965

J. A. Udden, E. T. Dumble and W. F. Cummings in East Texas, August, 1916

Texas State Historical Association. The Southwestern Historical Quarterly, Volume 68, July 1964 - April, 1965. Austin, Texas. The Portal to Texas History. http://texashistory.unt.edu/ark:/67531/metapth101198/. Accessed September 22, 2014.