Rayner, Fred H. [Letter from Fred H. Rayner to Harris L. Kempner, March 1, 1965], letter, March 1, 1965; (https://texashistory.unt.edu/ark:/67531/metapth1436648/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .