interwar period

Hullo all! Attached are a few images of a 1930s Goodyear-Zeppelin proposal for a large passenger airship based on the ZRS scout airship. All items are held in the collection of the University of Akron Archives, from which permission to post has been obtained. If there's any interest, I have a...

Polish Army ordered 100 tanks of the new design to be delivered before June 1940. In July 1939 the PZInż factory produced two additional prototypes to be extensively tested at tank proving grounds. While tests were generally favourable, it was noted that the new design had much lower speed than...

Do you guys know any other never-weres or proposed warships for the Argentinian Navy? I know only these so far: TR-1400 class Submarines from the 1980's San Luis class Destroyers of 1910 (British built, finished as Aetos class for Greece) Mendoza class Destroyers of 1910 (Finished as...

I think everybody know about M11/39 or P.26/40,but there's lot of secret projects.So,i was searching for secret italian projects/prototypes for more than 2 years.Here's my finds: Name:AB42 Name:Carro M13...

I've tried to collect all the British Type designations for electornics like Sonars, Radars, Jammers etc Here is the list: If anybody know more designations and their design/cancellation/introduction dates that would be great: Type 1 - Land Based Air Search Radar (1935/36) Type 2 - Land Based...

The author is going to publish a comprehensive book about European aircraft engines used during World War II. I just discovered his site. His background and sources listed indicates this book would answer some questions. Any word about a publication date...

Hello,for almost a year i was looking for japanese tanks/projects.I think everybody know about tanks like Chi-Ha or Chi-Nu.Unfortunately, not all tanks are as easy to find as Chi-Ha.In future I want to present a book called "Japanese tanks and projects".So today i want to show information that i...

Hi, the VZLU (Výzkumný a zkušební letecký ústav) or Czech Aerospace Research Centre was formed in 1922,as a military aeronautical research institute,later I will talk about its aircraft and Projects.

Hi, we can speak here about CKD-Praga early Projects,and that was a drawing to early Praga E-112 Project drawing from 1938,as a light and trainer low-wing monoplane,after WWII,the aircraft built in a different shape. L+K 8/1975

https://www.flickr.com/photos/sdasmarchives/albums/72157707315437765

Hi, this French designer worked at de Marçay,and created a tourer aircraft and a fighter,he designed a biplane with Mandelli in 1933,followed by PAMA monoplane. With Mr. Rexonice developed a record breaker high-wing monoplane,with fixed main landing gear, and single 350 hp engine...

Posted in J-Aircraft.com yesterday: Dear Members of J-Aircraft.com, Once again, I am afraid it is my sad duty to inform you of the saddest news of all in this dark year of devastating loss for the aviation history fraternity. After a 22 year battle with Non-Hodgkins Lymphoma, our dear friend...

http://3dhistory.de/wordpress/warship-drawings-warship-blue-prints-warship-plans/french-submarine-drawingsplan-sets/french-submarine-surcouf-as-build-1929/ It's the sous marin de croisière type Q5 concept for the Surcouf.

Hi, does anyone have a drawing to this beast,all Info about t here; https://en.wikipedia.org/wiki/Aircraft_Research_BT-11

Hi, The Boeing School of Aeronautics was started by Boeing to compete against the Wright brothers' Wright Flying School and Curtiss Flying School in San Diego, California. Founded in 1929 at Oakland Municipal airport, the school started with a staff of 19 and 100 students. It was licensed by...

If you read French and you like weird tank projects, the latest issue of GBM Magazine (number 124) has a feature on the various French projects before WWII with multiple sets of tracks. Typically these would be two front tracks and two rear tracks, moving indepedently. The more spectacular are...

Although I was pretty sure this had been discussed on the forum before, I've searched many topics over the past couple of hours but found nothing... So I'm posting it here, hoping it doesn't duplicate anything (and if it does, by all means please show me where it was so the two can be merged)...

Fokker Designation Style First World War Fokker Aircraft Designations While in Germany, Anthony Fokker's various corporate entities applied internal designations to aircraft designs. This early designation series began with 'M' for 'Militär' followed by an individual type number in Arabic...

Known Messerschmitt Projects Numbers P.1091 a modified Me 109 G with Daimler Benz 605A & turbo loader P.1092 Jet Fighter with one Jumo 004C engine and arrow wing P.1093 unknow P.1094 unknow P.1095 that became Me328A There indication that number 1092 to 1095 was part design for one single...

Hi! Latécoère 550. You can see some vertical tail stabilizer shape. https://en.wikipedia.org/wiki/Lat%C3%A9co%C3%A8re_550 "The Latécoère 550 was a four-engined French seaplane, designed in the early 1930s as a bomber/torpedo bomber. Though initial handling problems were partly resolved, the...