[Handwritten Letter from David F. Weston to Daniel W. Kempner, June 12, 1950], letter, June 12, 1950; (https://texashistory.unt.edu/ark:/67531/metapth1360319/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .