State Firemen's and Fire Marshals' Association of Texas. The Texas Fireman's Newsletter, Volume 5, Number 7, January 1966, periodical, January 1966; (https://texashistory.unt.edu/ark:/67531/metapth586805/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .