- XP-56 42-38353 2
- XP-56 41-786 at Muroc Dry Lake, September 6, 1943
- First prototype XP-56 May 1943
- XP-56 41-786 at Muroc Dry Lake, September 6, 1943 2
- First prototype XP-56 rear view
- XP-56 front view
- Second prototype Northrop XP-56 42-38353 Muroc 1944
- XP-56 42-38353
XP-56 (“Black Bullet”, “Silver Bullet”, “Dumbo”) was a unique prototype fighter interceptor built by Northrop. It was one of the most radical of the experimental aircraft built during World War II. Ultimately, it was unsuccessful, and never produced.