Shredding and Blending Mechanism for Feed., patent, June 29, 1920; (https://texashistory.unt.edu/ark:/67531/metapth1258969/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Shredding and Blending Mechanism for Feed., patent, June 29, 1920; (https://texashistory.unt.edu/ark:/67531/metapth1258969/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .