Railway-Gate., patent, December 6, 1898; (https://texashistory.unt.edu/ark:/67531/metapth513824/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Railway-Gate., patent, December 6, 1898; (https://texashistory.unt.edu/ark:/67531/metapth513824/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .