Republic XF-103
The Republic XF-103 was an American project to develop a powerful missile-armed interceptor aircraft capable of destroying Soviet bombers while flying at speeds as high as Mach 3. Despite a prolonged development, it never progressed past the mockup stage.
Republic XF-103 mock-up 
Republic XF-103 mock-up. (U.S. Air Force photo) 
Republic XF-103 mock-up with missiles 
Republic XF-103 
Horizontal tail XF-103 
Pilot in the cockpit layout XF-103 
Pilot rescue capsule option for the XF-103 
NUR Retractable Launcher of the XF-103