Ant-Trap., patent, March 20, 1888; (https://texashistory.unt.edu/ark:/67531/metapth171726/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Ant-Trap., patent, March 20, 1888; (https://texashistory.unt.edu/ark:/67531/metapth171726/m1/1/: accessed July 1, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .