Blackshear, A. H., Jr. [Letter from A. H. Blackshear Jr. to George Andre, March 2, 1954], letter, March 2, 1954; (https://texashistory.unt.edu/ark:/67531/metapth1134408/m1/2/: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .