[Letter from Wm. F. Dukes to Mrs. M. T. Bennett - November 6, 1979], letter, November 6, 1979; (https://texashistory.unt.edu/ark:/67531/metapth494299/m1/1/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .