Cattle-Yoke., patent, March 22, 1898; (https://texashistory.unt.edu/ark:/67531/metapth514019/m1/3/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Cattle-Yoke., patent, March 22, 1898; (https://texashistory.unt.edu/ark:/67531/metapth514019/m1/3/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .