Preparation of Portable Soup-Bread., patent, February 5, 1850; (https://texashistory.unt.edu/ark:/67531/metapth165030/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Preparation of Portable Soup-Bread., patent, February 5, 1850; (https://texashistory.unt.edu/ark:/67531/metapth165030/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .