Punch., patent, April 16, 1907; (https://texashistory.unt.edu/ark:/67531/metapth508281/m1/2/: accessed June 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Punch., patent, April 16, 1907; (https://texashistory.unt.edu/ark:/67531/metapth508281/m1/2/: accessed June 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .