Automatic Railway-Gate. Page: 4 of 7
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Automatic Railway-Gate., patent, August 14, 1894; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth173786/m1/4/: accessed June 11, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.