Plow., patent, June 14, 1892; (https://texashistory.unt.edu/ark:/67531/metapth173082/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Plow., patent, June 14, 1892; (https://texashistory.unt.edu/ark:/67531/metapth173082/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .