Slaughter, Rix; Zacher, Stephen; Fortin, Maurice G.; Riney, James E. & Summerville, John R. Inventory of county records, Williamson County courthouse, Georgetown, Texas, book, 1981; (https://texashistory.unt.edu/ark:/67531/metapth25170/m1/64/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .