Rail-Joint., patent, October 14, 1913; (https://texashistory.unt.edu/ark:/67531/metapth853903/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Rail-Joint., patent, October 14, 1913; (https://texashistory.unt.edu/ark:/67531/metapth853903/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .