Stirrup., patent, December 10, 1889; (https://texashistory.unt.edu/ark:/67531/metapth172221/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Stirrup., patent, December 10, 1889; (https://texashistory.unt.edu/ark:/67531/metapth172221/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .