Car-Coupling., patent, December 25, 1894; (https://texashistory.unt.edu/ark:/67531/metapth173886/m1/3/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Car-Coupling., patent, December 25, 1894; (https://texashistory.unt.edu/ark:/67531/metapth173886/m1/3/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .