The Naples Monitor (Naples, Tex.), Vol. 83, No. 33, Ed. 1 Thursday, March 20, 1969, newspaper, March 20, 1969; (https://texashistory.unt.edu/ark:/67531/metapth329595/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .