Playing-Cards., patent, March 27, 1906; (https://texashistory.unt.edu/ark:/67531/metapth513058/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Playing-Cards., patent, March 27, 1906; (https://texashistory.unt.edu/ark:/67531/metapth513058/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .