Account-Book., patent, May 26, 1891; (https://texashistory.unt.edu/ark:/67531/metapth172706/m1/1/: accessed May 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Account-Book., patent, May 26, 1891; (https://texashistory.unt.edu/ark:/67531/metapth172706/m1/1/: accessed May 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .