Stephens, David W. [Letter from David W. Stephens to John Sayles, October 19, 1928], letter, October 19, 1928; (https://texashistory.unt.edu/ark:/67531/metapth1154799/m1/1/: accessed June 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .