Pump., patent, February 22, 1859; (https://texashistory.unt.edu/ark:/67531/metapth165066/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Pump., patent, February 22, 1859; (https://texashistory.unt.edu/ark:/67531/metapth165066/m1/1/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .