pre-world war ii

  1. P

    French high altitude projects of the 30s

    In the 30s, the French Air Ministry never launched official competition for High altitude planes. This is mainly due to the fact that the purpose of technical programs was to allocate funding for research, studies, prototypes in some cases, but above all to put manufacturers in competition to...
    • PhR
    • Thread
    • 1930s armeé de l'air french third republic interwar period ministère de l'air pre-world war ii vichy france
    • Replies: 14
    • Forum: Secret Early Aircraft Projects
  2. J

    New book - Sonderwaffen - Experimental guns, rockets and missiles used by the Luftwaffe during World War Two.

    CONTENTS GUNS Ikaria MG FF (20-mm) Mauser MG 151 Series (15/20-mm) Rheinmetall-Borsig MK 103 (30-mm) Rheinmetall-Borsig MK 108 (30-mm) Mauser MG 81 (7.92-mm) Rheinmetall-Borsig MG 131 (13-mm) Mauser MG/MK 213 C Rheinmetall-Borsig BK 3.7 (37-mm) Rheinmetall-Borsig BK 5 (50-mm) Mauser...
    • Justo Miranda
    • Thread
    • aa gun aerial torpedo air defence air-to-air missile air-to-ground missile air-to-surface missile aircraft cannon/guns anti-tank axis powers bombs close air support ground attack interceptors luftwaffe nazi germany pre-world war ii reichsluftfahrtministerium rockets third reich world war ii
    • Replies: 35
    • Forum: Books & Marketplace
  3. persil

    Seibel Helicopters

    Vertical Flight Society just published excellent video narrated by Cherles Seibel himself about Seibel helicopters. Described are: - Seibel S-1 (design study on tiltrotor) - Seibel S-2 (design study on coaxial helicopter) - Seibel S-3 (single-seat helicopter with CG control mechanism...
    • persil
    • Thread
    • bell aircraft corporation cessna aircraft company cg control cold war helicopter helicopter division (cessna aircraft company) pre-world war ii seibel seibel helicopter seibel helicopter company tiltrotor united states united states air force united states army world war ii
    • Replies: 5
    • Forum: Secret Postwar Aircraft Projects
  4. W

    Kampfflugzeuge See (See-Stuka) 1938 contest

    Everyone knows about the Dormier P.85 aircraft project, a Do17Z with, among other differences, floats and straight wings. It wasn`t included in the attached table, taken from a BA/MA file on the contest for a seaplane bomber, known as "Kampfflugzeug See" or as See-Stuka, as may see. There were...
    • Wurger
    • Thread
    • 1938 bomber kriegsmarine kriegsmarine luftstreitkräfte küstenfliegergruppen late 1930s luftwaffe nazi germany pre-world war ii reichsluftfahrtministerium seaplane third reich
    • Replies: 15
    • Forum: Secret Early Aircraft Projects
  5. W

    Kriegsmarine Kleinluftschiffe (Airships)

    Those who tought, like me, that all the German engineering expertise on hardware airships ended with the Hindenburg, are wrong. The BA/MA in Freiburg has a file (included in RM 7/2382), dated 12.2.1938,and stemming from the Kriegsmarine, refering to a proposal, serious enough to the point of...
    • Wurger
    • Thread
    • airships anti-submarine warfare kriegsmarine late 1930s lighter than air lta maritime patrol nazi germany pre-world war ii third reich
    • Replies: 5
    • Forum: Secret Early Aircraft Projects
  6. blackkite

    Bf 110 Contenders

    Hi! Competitor Focke-Wulf FW.57. http://www.airwar.ru/enc/fww2/fw57.html
    • blackkite
    • Thread
    • 1930s aerowerke gustav otto arado flugzeugwerke bayerische flugzeugwerke focke-wulf flugzeugbau ag heavy fighter henschel und sohn kampfzerstörer luftwaffe nazi germany pre-world war ii reichsluftfahrtministerium third reich zerstörer
    • Replies: 14
    • Forum: Secret Early Aircraft Projects
  7. E

    French antitank weapon projects before June 1940

    Hi everyone, Just like my previous threads in the same section, talking about French antitank weapon projects in development in the interwar period or up to 1940 that didn't get to enter service, based on my archive findings. I'm gonna start with the ones that caught me completetely off-guard...
    • Elan Vital
    • Thread
    • 1930s anti-tank armée de terre early 1940s french third republic interwar period pre-world war ii world war ii
    • Replies: 1
    • Forum: Secret Army Projects
  8. M

    German and Italian planes in Japanese Service

    Hi Guys I came across information on the internet that the Japanese used: Messerschmitt Bf.109G Dornier Do. 215 Focke-Wulf Ta.154 Savoia-Marchetti SM.79 Reggiane Re.2000 Japanese homegrown Mistel project similar to the Germans (N1K fighter on a modified J5M bomb) Could this be a case of...
    • Mavrick5
    • Thread
    • axis powers empire of japan imperial japanese army air service imperial japanese navy air service kingdom of italy nazi germany pact of steel pre-world war ii world war ii
    • Replies: 40
    • Forum: Theoretical, Fake and Generic Projects
  9. YourChair

    Eendracht-class cruiser (as designed pre-war)

    Does anyone have: - general plans and armor scheme of the Eendrachts. For the armor, the correct figures seems to be 100mm belt of unknown height and length closed by 60mm traverses at the end barbettes, with 75mm armor extending beyond the citadel on the sides for an unknown distance, topped by...
    • YourChair
    • Thread
    • 1930s interwar period kingdom of the netherlands pre-world war ii royal netherlands navy
    • Replies: 4
    • Forum: Secret Naval Projects
  10. J

    Jachtmann Jacht 71 D-4-610 amphibious glider

    A one-off design by Ernst Jachtmann who had famously set endurance records in gliders including a 41 hour flight in 1937, he can be seen in the cockpit in the media below.
  11. J

    Messerschmitt Jet Fighters

    CONTENTS Compressibility buffeting The research sites of the Luftwaffe Messerschmitt Me 262 Interzeptor Messerschmitt Me 262 Heimatschützer BMW 109-003 R (TLR) rocket/turbojet BMW 109-718 rocket Rocket propellants composition Messerschmitt Me 262 Hochgeschwindigkeits Rennkabine...
    • Justo Miranda
    • Thread
    • 1940s 1950s 1960s cold war egyptian general aero organisation federal republic of germany hispano aviación late 1930s luftwaffe messerschmitt messerschmitt ag messerschmitt gmbh nazi germany pre-world war ii reich ministry of armaments and war production reichsluftfahrtministerium spanish state united arab republic west germany world war ii
    • Replies: 3
    • Forum: Books & Marketplace
  12. Grey Havoc

    Lullingstone Airport

    View: https://www.youtube.com/watch?v=cQZgi1O1Vb4 Some background on decoy airfields: https://www.aviationmuseum.net/AirfieldDecoys.htm
    • Grey Havoc
    • Thread
    • 1935 1940s air ministry civil aviation great britain interwar period k site late 1930s london underground lullingstone airfield post-world war ii pre-world war ii q site royal air force the southern railway unbuilt buildings world war ii
    • Replies: 0
    • Forum: Aviation & Space
  13. Dronescapes

    The Invention Of The Jet Engine: Hans Von Ohain. The lost interviews.

    The Invention Of The Jet Engine: Hans Von Ohain, One Of The Fathers Of the Turbojet
    • Dronescapes
    • Thread
    • 1930s air force aeronautical research laboratory cold war futuristic engineering designs hans von ohain heinkel heinkel flugzeugwerke interwar period late 20th century nazi germany pre-world war ii turbojet turbojets united states usaf von ohain weimar republic world war ii
    • Replies: 3
    • Forum: Propulsion
  14. ptdockyard

    Question on Italian 135mm and 65mm naval weapons

    The Navweps site on these two guns has some passing mentions that lead me to other questions: -135 mm/45 (5.3") Models 1937 and 1938: There is this statement: "A twin AA version for the Etna class cruisers and for the rebuild of the damaged battleship Conte Di Cavour were only in the...
    • ptdockyard
    • Thread
    • early 1940s interwar period kingdom of italy late 1930s pre-world war ii regia marina world war ii
    • Replies: 10
    • Forum: Secret Naval Projects
  15. YourChair

    French 400, 406, 420, and 431mm naval gun designs from the late 30s

    Hello! The book French Battleships 1922-56 mentions that for the Alsace-class battleship designs, studies for 400, 406, and 420mm guns were ordered. Additionally, a 406mm naval gun was created by the Schneider company for the Soviet Union, and a 431mm naval gun was created: the elusive Canon de...
  16. E

    Armored 88mm gun ?

    Can anyone identify this type of gun emplacement...
    • edwest4
    • Thread
    • aa gun anti-aircraft luftwaffe nazi germany pre-world war ii third reich world war ii
    • Replies: 6
    • Forum: Found on the Internet
  17. newsdeskdan

    Secret Projects of the Luftwaffe by Dan Sharp

    My latest publication is almost ready to print and is available for pre-orders here: https://www.mortonsbooks.co.uk/product/view/productCode/6042 SECRET PROJECTS OF THE LUFTWAFFE Dan Sharp 132 pages Softback £11.99 (p&p free in the UK, I believe) Two editions will be available - the regular...
    • newsdeskdan
    • Thread
    • axis powers luftwaffe nazi germany pre-world war ii reichsluftfahrtministerium third reich world war ii
    • Replies: 49
    • Forum: Books & Marketplace
  18. U

    Question about Bonfiglietti's Carrier Project.

    https://naval-encyclopedia.com/ww2/italy/aircraft-carrier-aquila.php?amp=1 According to the site above, there are several aircraft carrier plans planned by Regia Marina's Lieutenant General Bonfiglietti, does anyone know more about this?
    • Username666
    • Thread
    • aircraft carrier interwar period kingdom of italy pre-world war ii regia aeronautica regia marina
    • Replies: 19
    • Forum: Secret Naval Projects
  19. J

    Edgar Brandt & Company 1940 80mm HEAT projector-grenade

    In 1939, France's Edgar Brandt & Company offered the French Army a series of three HEAT grenades...a 50mm-diameter design to be fired from standard infantry rifles, a 60mm design to be fired from the rifle-caliber medium machine gun in single shot mode, and an 80mm design to be fired from the...
    • JWilly
    • Thread
    • 1940 1940s allies anti-tank armée de terre armée française de la libération armée secrète conseil national de la résistance edgar brandt & company forces françaises de l'intérieur forces françaises libres france french third republic high-explosive anti-tank late 1930s pre-world war ii projector-grenade rifle grenades world war ii
    • Replies: 2
    • Forum: Secret Army Projects
  20. F

    1936 Cierva-FW and alternative helicopter history

    Starting point Juan de la Cierva had already decided to continue his work motorizing the gyroplane's rotor. He misses his flight at Croydon which crashes in December 1936 because his car has a flat tire. He travels on the next flight, meets with Focke, and together they design and develop two...
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