Kempner, Daniel W. (Daniel Webster), 1877-1956. [Letter from D. W. Kempner to Thos. L. James, May 11, 1951], letter, May 11, 1951; (https://texashistory.unt.edu/ark:/67531/metapth1012681/m1/1/: accessed May 20, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .