Kempner, Sara Elizabeth. [Letter from Sara Kempner to D. W. Kempner, August 3, 1951], letter, August 3, 1951; (https://texashistory.unt.edu/ark:/67531/metapth1385135/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .