Truck., patent, November 17, 1919; (https://texashistory.unt.edu/ark:/67531/metapth1256706/m1/2/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Truck., patent, November 17, 1919; (https://texashistory.unt.edu/ark:/67531/metapth1256706/m1/2/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .