late 1930s

Seen here ...

I've seen a few references to a Supermarine early World War II project called the Type 312. From what I've read, it was a derivative of the Spitfire but with standard cannon armament and a ventral radiator instead of the Spitfire's underwing radiators. Does any photos or plans or other details...

Website is here https://www.passionair1940.fr

Published in "Техника Молодёжи-Youth Technique" from 1936 the picture shows a fuel supply in flight. The caption to the picture says "The fuel truck (aircraft tanker) flew 30 meters above us and slightly ahead. Suddenly, a hatch opened in the lower part of it, from which a thick hose descended"...

I'm starting a new thread so that it doesn't hijack @airman's Do-19 evolution thread. Is the following feasible, plausible and reasonable? In this timeline the Do 19 and Ju 89 weren't cancelled on 29th April 1937. The Do 19 V3 and Ju 89 V3 prototypes were completed. 12 Do 19A-0 and as Ju 89A-0...

Messerschmitt Me 262 Development & Politics by Dan Sharp There are many myths surrounding the development of the Messerschmitt Me 262 jet fighter. Its unparalleled performance is beyond doubt; easily able to outpace its opponents and possessing the firepower to shred them in seconds. Yet...

Freshly published:

In order to avoid clogging the IJN air service thread, I'd open an Army-specific thread for discussion about their alternatives in choice of flying hardware, logistics (as far as they can address it), production, etc. The Pacific war unfolds as it did hisorically, ie. the war with West starts as...

With decades worth of hindsight, what might be the best steps for French AF and industry to make in the 1935 to 1940-41 time frame, in order to put up a better fight against Luftwaffe? Organizational changes, logistics, choice of what to make (whether the historical types, or whatever you think...

Time frame should cover gearing-up to the Pacific war and the war itself. What should've they specified differently for industry to make vs. what was made historically, in order to put up a better fight against the 'West', or mostly against the USN/USMC/USAAF? Not to make a host of designs that...

From, Самолеты С. А. Лавочкина.

A design by Vladimir Gartvig, drawing by Vladimir Meshcherin. Images OSGA-25 1-4 from Russisches Design - Tradition und Experiment 1920-1990 by Alexander Lavrentiev and Yuri Nasarow, Ernst & Sohn 1995. Images OSGA-25 5-7 found here: https://gashetka.tumblr.com/ View...

A bit more conventional was the system of engines in tandem designed during the German occupation by the engineer Michel Vernisse. It was to power the Arsenal VB.10 fighter by using two Hispano-Suiza H.S. 12Z engines. One of them was installed in the nose of the airplane and the other in the...

Grigorii Ivanovich Bakshayev was interested in the concept of variable geometry aircraft, where the size and/or shape of wings are altered according to the stage of flight, or desired characteristics. There are many methods of achieving this but one of the simplest is the telescopic wing, where...

A big Surprise, here is a drawing and all Info about Bellanca C-24-100-P and C-24-100-M,generally it was a single or two-seat fighter,observation,light bomber and attack airplane Project,developed from Model 28-90. I don't know for which competition it was purposed,and if it was estimated to...

This is a continiuation of this thread: https://www.secretprojects.co.uk/threads/saab-svenska-aeroplanaktiebolaget-svenska-aeroplan-ab-saab-ab-aircraft-list.33718/ Here i will list SAAB's internal projects and their designations. (WIP). Sorry for premature posting but im doing it to motivate...

The British Air Ministry created a designation system for the installations of radio equipment in the late 1930s, each number reflected the standardised installation of a particular radio transmitter or receiver and all the various elements including power units, aerial connections, and control...

Hi, here is an idea for suicide fighter Project of 1939,displayed by British military magazine "The R.A.F., Quaterly,that as I translate by google,did we talk about it before ?. Ailes 1939

Hi, looking for something else I found some references to the "Żywe torpedy" (Living Torpedoes, i.e. Human Torpedoes), an idea of Polish military to create a suicide unit in 1939 to attack the ships of the Kriegsmarine. The project is briefly mentioned in Covert Shore here, with a couple of...