and that somewhere is on display at the U.S. Army Aviation Museum. The Sikorsky R-4 helicopter was the first production helicopter and the brainchild of Igor Sikorsky, a pioneer in both fixed-wing ...

Sikorsky’s candidate features coaxial top rotors: The two large rotors on top of the helicopter, which give it lift, spin in opposite directions, negating the need for a traditional tail rotor.

GREENFIELD, Iowa (WOI) - The Iowa Aviation Museum is home to decades of flight ... The “angel” is a UH-34D Sikorsky helicopter that flew in the Vietnam War. After decades, the helicopter ...

(Tribune News Service) — The next Marine One presidential helicopter — built in Connecticut by Sikorsky and already in limited use — is edging closer to a formal unveiling. The Sikorsky ...