Nichols, J. E. [Letter from J. E. Nichols to D. W. Kempner, January 19, 1944], letter, January 19, 1944; (https://texashistory.unt.edu/ark:/67531/metapth1328589/m1/1/: accessed July 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .