interwar period

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...

View: https://www.youtube.com/watch?v=cQZgi1O1Vb4 Some background on decoy airfields: https://www.aviationmuseum.net/AirfieldDecoys.htm

Looking for more information or positive identification of the pictured aircraft. Possibly Huff Daland Type IX Coastal Observation aircraft? May be a 3-view or proposal description out there.(Note: Vertical stabilizer appears to be missing. the lines on the horizontal stabilizer looks as though...

Hi I don't know if anyone will be able to help me, but I live in hope. For Specification F.29/27, the Westland COW Gun Fighter and the Vickers Type 161 are well documented in both text and pictorial form. However the third entrant to the specification, the Bristol Type 112 seems to be bereft of...

The Invention Of The Jet Engine: Hans Von Ohain, One Of The Fathers Of the Turbojet

The Hermann Oberth Raumfahrt Museum has acquired a file of documents containing photographs, newspaper clippings and comments from Karl Otto Engelbert Poggensee (born December 3, 1903 in Bremen) student of Hinderburg-Polytechnikum, Oldenburg, covering the essays that it carried out between 1930...

View: https://www.youtube.com/watch?v=_j544ELauus

Société Dyle et Bacalan - 1924-1929 In 1924, shipbuilders Société de Travaux Dyle et Bacalan of Bordeaux established an aeronautical division to design and build aircraft of all-metal construction. This shipbuilding firm went bankrupt in 1928 and was bought by the Ateliers et Chantiers...

Andrés López (from "Proyectos y prototipos españoles" on facebook) talked in 2018 about a painting in the maritime museum of barcelona in which an unidentified battleship or battlecruiser is portrayed. He said this: "No hay ningún dato sobre sus características ni fecha. Es más, si uno repasa...

I visited the polish aviation museum in krakow yesterday and I saw the only surviving argus as 5 engine. There It said that there were plans to install the engine in a giant plane, but this project was canceled. Are there any info or/and drawings of that plane? Thanks in advance

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...

i did a quick search of this site for the above mentioned vehicle and found nothing so if there is a preexisting topic i am sorry for failing to discover its thread i was looking for any info and/ or pics about this vehicle or these vehicles ( i know of the DP-2 ( the one which almost...

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...

As we know, Dedalo was a German merchant ship confiscated during WW1 and converted by the Spanish into a seaplane tender in 1922. Dedalo well demonstrated the utility of an aircraft capable ship by supporting the Spanish-French landings at Alhucemas during the Rif War in Morrocco in 1925. In...

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?

If you could redesign the Royal Navy at that time, what would you do?

I'll start the topic with an experienced Finnish infantry gun 76 PK 27/38 1943-1944.

One of my continuing interests and a strength of this site is information about Royal Navy ships that never left the drawing board. Recently.not so much has been published about these designs so I thought I would start this thread. Many projects have there own threads and are well known to...

Hi, does anyone know these two aircraft ( Avis 4 Cagno & Avis 5 Serra Zanetti0,and what was Avis company ?

This book is written by the german Winkler-Researcher Reinhard Sagner. He focuses on the technical asprects of Winkler´s work in and for the Junkers Company in Dessau in the time between 1929 and 1939, when Winkler left Junkers for the Luftfahrtforschungsanstalt Braunschweig. The author has used...