Francis, Charles E., and Adolph Caso. The Tuskegee Airmen: The Men Who Changed a Nation. Wellesley, Mass.: Branden Books, 2002.
Haulman, Daniel L., Chief, Organizational History Branch, Air Force Historical Research Agency. Personal interviews and correspondence with the author.
Jefferson, Alexander, and Lewis Carlson. Red Tail Captured, Red Tail Free: The Memoirs of a Tuskegee Airman and POW. New York: Fordham University Press, 2005.
Jibilian, Arthur, former OSS agent and Operation Halyard participant. Personal interviews and correspondence with the author.
McCluskey, Robert D. Fort Worth, Texas: Personal effects, courtesy of Mike Morgan.
Moye, J. Todd. Freedom Flyers: The Tuskegee Airmen of World War II. New York: Oxford University Press, 2010.
———, associate professor of history and director of the Oral History Program at the University of North Texas. Personal interviews and correspondence with the author.
Vujnovich, George, former OSS agent and organizer of Operation Halyard. Personal interviews and correspondence with the author.