Ice-Cream Freezer., patent, April 3, 1894; (https://texashistory.unt.edu/ark:/67531/metapth173692/m1/2/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Ice-Cream Freezer., patent, April 3, 1894; (https://texashistory.unt.edu/ark:/67531/metapth173692/m1/2/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .