BLIND-STOP, patent, August 18, 1903; (https://texashistory.unt.edu/ark:/67531/metapth508383/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
BLIND-STOP, patent, August 18, 1903; (https://texashistory.unt.edu/ark:/67531/metapth508383/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .