Military Helicopters of World War I & World War II

Sources:
WW1 Helicopters –
Papin & Rouilly Gyroptere a french Monocopter designed between 1910 and 1915 by Alphonse Papin and Didier Rouilly .
The PKZ-1 & PZK-2 were experimental Austro-Hungarian Helicopters designed between 1917 and 1918
Papin & Rouilly Gyroptere French Monocopter from 1915 -
http://flyingmachines.ru/Site2/Crafts...
http://www.aviastar.org/helicopters_e...
http://www.objets-du-ciel.com/gyroptere/
http://www.forumeerstewereldoorlog.nl...
Austro-Hungarian Helicopters –
ACC-1 /Petroczy PKZ-1 Austro-Hungarian Prototype Helicopter from 1917 - http://en.valka.cz/viewtopic.php/t/93048
http://www.aviastar.org/helicopters_e...
Petroczy PKZ-2 - http://www.valka.cz/clanek_13499.html
http://en.wikipedia.org/wiki/Petr%C3%...
Interwar Years:
American:
De Bothezat ( Flying Octopus ) Experimental Quadrotor Helicopter from 1920 – 1924 – Main Armament – None Speed – 30 MPH Endurance = 2 minutes 45 Seconds – United States
Britain:
Saunders Helicogyre Experimental Observation Helicopter from 1926 - https://en.wikipedia.org/wiki/Saunder...
Germany :
Flettner Gigant Experimental Observation Helicopter from 1932 – Main Armament – None Speed – Unknown Range – Unknown - Germany
AEG helicopter Experimental Observation Helicopter from 1933 – http://www.aviastar.org/helicopters_e...
https://en.wikipedia.org/wiki/AEG_hel...
Flettner 184 Night Reconnaissance& Anti-Submarine Autogyro from 1935 - http://www.airwar.ru/enc/oh/fl185.html
Flettner 185 - http://www.airwar.ru/enc/oh/fl185.html
Focke-Wulf Fw.61 Experimental Observation Helicopter from 1936
World War II Helicopters
Axis Helicopters –
Austrian:
Baumgärtl Heliofly III/57 – Experimental Backpack Helicopter from 1942

Baumgärtl Heliofly III/59 - Experimental Backpack Helicopter from 1942
Italy
D'Ascanio PD.3 - http://www.dmg-lib.org/dmglib/main/po...
Germany
Doblhoff WNF-342 – http://www.aviarmor.net/aww2/aircraft...
Flettner Fl.265 Multipurpose Helicopter from 1937 – 1940 – http://www.aviarmor.net/aww2/aircraft...
Flettner Fl 282 Kolibri – http://www.taringa.net/posts/info/129...
Focke-FW-186 – http://www.aviarmor.net/aww2/aircraft...
Focke-Achgelis FA. 223 Drache - http://en.wikipedia.org/wiki/Focke-Ac...
http://www.taringa.net/posts/info/129...
Focke-Achgelis FA.225 Transport Helicopter - http://www.aviarmor.net/aww2/aircraft...
Nagler Rolz NR54 \ NR55 - http://www.aviarmor.net/aww2/aircraft...
Baumgärtl Heliofly III/57 and Baumgärtl Heliofly III/59 from 1943 –
Focke-Achgelis FA .330 Portable Helicopter from 1942 – http://www.taringa.net/posts/info/129...
Japan Helicopters and Gyrocopters
Kayaba Ka-1 – http://en.wikipedia.org/wiki/Kayaba_Ka-1
http://www.lasegundaguerra.com/viewto...
Kayaba Ka-2 - http://www.lasegundaguerra.com/viewto...
Allied Helicopters –
American
Kellett XO-60 – http://jn.passieux.free.fr/html/Xo60.php
Kellett YO-60 - http://www.aviastar.org/helicopters_e...
Vought-Sikorsky VS-300 - http://en.wikipedia.org/wiki/Vought-S...
Platt-LePage XR-1 - http://en.wikipedia.org/wiki/Platt-Le...
Sikorsky R-5 Multipurpose Helicopter from 1945 - http://www.aviarmor.net/aww2/aircraft...
Sikorsky R-6 Multipurpose Helicopter from 1943 - http://www.aviarmor.net/aww2/aircraft...
Hiller XH-44 - http://www.aviarmor.net/aww2/aircraft...
British
Hafner Gyrocopter - http://www.aviarmor.net/aww2/aircraft...
Weir W.5 & W.6 Experimental Helicopter from 1939 – http://www.aviarmor.net/aww2/aircraft...
Cierva W .9 Experimental Helicopter from 1944 – http://www.aviarmor.net/aww2/aircraft...
French
Dorand G.II \ G.20 - http://www.forosegundaguerra.com/view...
http://www.aviarmor.net/aww2/aircraft...
SNCASE SE.700 Liaison Auto Gyro from 1945 - http://www.aviarmor.net/aww2/aircraft...
First Chinese Helicopter - Chu "Hummingbird" Model A from 1943 - 1944
http://www.chinahistoryforum.com/topi...
http://www.aviarmor.net/aww2/aircraft...
Soviet Union
Bratukhin Omega –from 1941 - https://en.wikipedia.org/wiki/Bratukh...
Kamov AK Gyrocopter - http://www.aviarmor.net/aww2/aircraft...
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