Check for Draft Apparatus., patent, July 15, 1913; (https://texashistory.unt.edu/ark:/67531/metapth853480/m1/1/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Check for Draft Apparatus., patent, July 15, 1913; (https://texashistory.unt.edu/ark:/67531/metapth853480/m1/1/: accessed May 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .