Rotors Collection (page 3)

An early helicopter, the Autogiro G-ACIN. Date: circa 1930s

A Flettner FL282 Kolibri helicopter in US markings. This helicopter had two intermeshing rotors and was intended to operate from cruisers for spotting work in anti-submarine patrols

Metropolitan Police Helicopters
A pair of Metropolitan Police Helicopters. In the foreground is one of the first three Metropolitan Police Bell 222 air support helicopters (G-METC)

Charvins Aeroscaphe
Charvins ambitious design for the Societe Francaises des Aeroscaphes has propellors at each end as well as rotors on the side for steering. Date: 1864

George Cayleys 1796 helicopter model
Right: George Cayleys 1796 helicopter model: the contra-rotating rotors are feathers stuck in corks, operated by a bow-string

Bristol Sycamore first prototype VL958 with folded rotors
Bristol Sycamore first prototype, VL958, with folded rotors

Flettner FL282 Kolibri helicopter in flight. This helicopter had two intermeshing rotors and was intended to operate from cruisers for spotting work in anti-submarine patrols

A line-up of Flettner FL282 Kolibri helicopters. This helicopter had two intermeshing rotors and was intended to operate from cruisers for spotting work in anti-submarine patrols

Pescara Helicopter 1922
Argentinian designer Marchese Raul Pateras de Pescara builds several helicopters 1919 to 1924, tested in France : this 1922 model has four rotors to provide vertical lift

Cayleys Helicopter
CAYLEYs HELICOPTER-AEROPLANE With two lateral helicopter rotors to provide lift, and two propellers for propulsion, this is an astonishingly far- sighted proposal

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