Alexander Gregg, First Bishop of Texas, book, 1912; (https://texashistory.unt.edu/ark:/67531/metapth46840/m1/1/: accessed May 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Alexander Gregg, First Bishop of Texas, book, 1912; (https://texashistory.unt.edu/ark:/67531/metapth46840/m1/1/: accessed May 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .