Extension Broom-Handle, patent, August 15, 1916; (https://texashistory.unt.edu/ark:/67531/metapth858605/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Extension Broom-Handle, patent, August 15, 1916; (https://texashistory.unt.edu/ark:/67531/metapth858605/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .