[Telegram from Henrietta and Isaac H. Kempner to Mr. and Mrs. Oakleigh Thorne, July 26, 1951], letter, July 26, 1951; (https://texashistory.unt.edu/ark:/67531/metapth1486010/m1/2/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .