Corn-Harvesting Machine, patent, July 13, 1909; (https://texashistory.unt.edu/ark:/67531/metapth510850/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Corn-Harvesting Machine, patent, July 13, 1909; (https://texashistory.unt.edu/ark:/67531/metapth510850/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .