O'Donnell, Edith. [Letter from Edith O'Donnell to Jack Davis, February 26, 1991], letter, February 26, 1991; (https://texashistory.unt.edu/ark:/67531/metadc1039943/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .