Dallas Historical Society. Legacies: A History Journal for Dallas and North Central Texas, Volume 22, Number 1, Spring 2010, periodical, 2010; (https://texashistory.unt.edu/ark:/67531/metapth146051/m1/18/: accessed October 21, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .