Carmichael, Bill. [Letter from Bill Carmichael to D. W. Kempner, February 10, 1948], letter, February 10, 1948; (https://texashistory.unt.edu/ark:/67531/metapth1339762/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .