Kempner, Isaac H. (Isaac Herbert), 1873-1967. [Letter from I. H. Kempner to Thomas L. James, November 2, 1954], letter, November 2, 1954; (https://texashistory.unt.edu/ark:/67531/metapth1151781/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .