Cotton-Picker Finger., patent, December 8, 1891; (https://texashistory.unt.edu/ark:/67531/metapth172881/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Cotton-Picker Finger., patent, December 8, 1891; (https://texashistory.unt.edu/ark:/67531/metapth172881/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .