Electrical Battery, patent, June 14, 1904; (https://texashistory.unt.edu/ark:/67531/metapth514875/m1/3/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Electrical Battery, patent, June 14, 1904; (https://texashistory.unt.edu/ark:/67531/metapth514875/m1/3/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .