Sutton, J. Margaret. [Letter from J. M. Sutton to I. H. Kempner, June 27, 1955], letter, June 27, 1955; (https://texashistory.unt.edu/ark:/67531/metapth1182339/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .