Hollister, Clay H. [Letter from Clay H. Hollister to Harris L. Kempner, April 25, 1955], letter, April 25, 1955; (https://texashistory.unt.edu/ark:/67531/metapth1413676/m1/4/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .