Snap-Hook., patent, January 7, 1896; (https://texashistory.unt.edu/ark:/67531/metapth174182/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Snap-Hook., patent, January 7, 1896; (https://texashistory.unt.edu/ark:/67531/metapth174182/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .