Incoming Resources
- Lords of the sky, fighter pilots and air combat, from the Red Baron to the F-16, Dan Hampton
- Predator, the secret origins of the drone revolution, Richard Whittle
- Area 51, the revealing truth of UFOs, secret aircraft, cover-ups & conspiracies, by Nick Redfern
- The aviators, Eddie Rickenbacker, Jimmy Doolittle, Charles Lindbergh, and the epic age of flight, Winston Groom