Collin County Genealogical Society. Collin Chronicles, Volume 1, Number 4, September-October, 1981, periodical, 1981; (https://texashistory.unt.edu/ark:/67531/metapth10834/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .