Developed from the Dragonfly HR.5., the aircraft was Westland Aircraft's first production helicopter design.
Source: "Westland WS-51, Series 2, Widgeon", David Gibbings, AHS History Calendar 2015
A detailed drawing of the aircraft can be found in the following,
Source: "Westland Widgeon", FLIGHT Staff, FLIGHT 22 Feb 1957, Pages 238-239
Design authority: Westland Aircraft Ltd
Primary manufacturer: Westland Aircraft Ltd
Parent type: Westland S-51
Aircraft status: No longer flying
VTOL type: Helicopter
Lift devices: 1 Single main rotor
Dedicated control device: 1 Tail rotor
Crew required: 1 in Single seater arrangement
Landing gear: Wheels (non-retractable)