Flying American Combat Aircraft of World War IIRobin D. S. Higham, Carol Williams, Abigail T. Siddall · First published 2004Open the Tome
Flying Combat Aircraft of the USAAF-USAFRobin Higham, Carol Williams · First published 1978Open the Tome
The United States Army in peacetimeRobin D. S. Higham, Carol Brandt · First published 1975Open the Tome
