IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1953, Hiller Helicopters developed ...

The Hiller Hornet was an experimental 1950s helicopter designed to eliminate rotor torque and the traditional tail rotor by powering its main rotor with tip-mounted ramjet engines. Despite eliminating ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Helicopter lifting capacity is limited in large part by the weight of components such as tail rotor assemblies, ...

Today, tiltrotor and vertical/short takeoff and landing technology, or V/STOL, is no longer novel – even if it still falls short of commonplace. But 60 years ago, at the height of aerospace ...

A Hiller UH-12E helicopter crashed after an inflight separation of a control rotor, leading to severe vibration and a loss of control authority. The helicopter struck power lines at approximately 75 ...

Valérie André with a Hiller UH-12/360 helicopter outside Lanessan hospital in Hanoi, Vietnam. Already a doctor, she also became a pilot after realizing a helicopter could help her reach wounded ...