Cochran, Kendall & Foster, J. Fagg. Oral History Interview with J. Fagg Foster, August 28, 1967, book, April 16, 1968; (https://texashistory.unt.edu/ark:/67531/metapth223563/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .