Kempner, Isaac H. (Isaac Herbert), 1873-1967. [Letter from I. H. Kempner to J. B. Fowler, April 4, 1953], letter, April 4, 1953; (https://texashistory.unt.edu/ark:/67531/metapth1054132/m1/1/: accessed July 9, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .