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The Sikorsky H-5 (initially designated R-5 [a] and also known as S-48, S-51 and by company designation VS-327 [1]) is a helicopter built by Sikorsky Aircraft Corporation.. It was used by the United States Air Force, and its predecessor, the United States Army Air Forces, as well as the United States Navy and United States Coast Guard (with the designations HO2S and HO3S).
Dragonfly HR.5 Air-sea search and rescue helicopter for the Royal Navy with Alvis Leonides 23/1 engine and updated to instruments and avionics. 25 modified from HR.1 and HR.3. Westland-Sikorsky WS-51 Mk.1A Civil transport helicopter powered by a 520 hp (388 kW) Alvis Leonides 521/1 radial piston engine, 36 built. Westland-Sikorsky WS-51 Mk.1B
Sikorsky H-19A — Chickasaw: utility helicopter ... Westland S-51 — Dragonfly: helicopter: 5 October 1948: 1 February 1953: 2 [2] References
From the mid-1950s the company came to increasingly concentrate on helicopters, eventually to the exclusion of other types. Production started with the Sikorsky S-51, which became the Westland Dragonfly, flying for the first time in 1948 and entering service with the Royal Navy and Royal Air Force in 1953.
Three Dragonfly Series 1As were converted to WS-51 Series 2 Widgeon specifications and the first one flew on 23 August 1955. One of these conversions, registration G-ANLW, was the first helicopter to land at the London Heliport on 8 April 1959, and later appeared in the 1971 film, When Eight Bells Toll .
Whirlwind Series 1 demonstrator fitted with P&W R-1340 in 1955. In 1950, Westland Aircraft, already building the American Sikorsky S-51 under licence as the Westland Dragonfly, purchased the rights to manufacture and sell Sikorsky's larger Sikorsky S-55 helicopter.
The dragonfly wants to inspire you to connect to the earth and with yourself in a more conscious and magical way." But dragonflies are not the only insects that act as messengers in your dreams!
Westland Dragonfly a license-built version of the American Sikorsky S-51; Westland Wessex a turbine-powered version of the Sikorsky S-58; Westland Whirlwind a license-built version of the U.S. Sikorsky S-55/H-19 Chickasaw with British engines. Westland Widgeon a private venture by Westland Aircraft as an improvement on the Westland WS-51 Dragonfly