Two-Wheeled Delivery-Vehicle., patent, February 2, 1892; (https://texashistory.unt.edu/ark:/67531/metapth172929/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Two-Wheeled Delivery-Vehicle., patent, February 2, 1892; (https://texashistory.unt.edu/ark:/67531/metapth172929/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .