Spark-Arrester., patent, February 10, 1880; (https://texashistory.unt.edu/ark:/67531/metapth169960/m1/1/: accessed June 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Spark-Arrester., patent, February 10, 1880; (https://texashistory.unt.edu/ark:/67531/metapth169960/m1/1/: accessed June 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .