Texas Register, Volume 16, Number 43, Pages 3093-3159, June 7, 1991, periodical, June 7, 1991; (https://texashistory.unt.edu/ark:/67531/metapth193291/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .