Cotton and Corn Planter., patent, June 4, 1907; (https://texashistory.unt.edu/ark:/67531/metapth514070/m1/1/: accessed June 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Cotton and Corn Planter., patent, June 4, 1907; (https://texashistory.unt.edu/ark:/67531/metapth514070/m1/1/: accessed June 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .