Texas Register, Volume 33, Number 9, Pages 1657-1906, February 29, 2008, periodical, February 29, 2008; (https://texashistory.unt.edu/ark:/67531/metapth90783/m1/89/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .