world war ii

The French Edgar Brandt company had a design in 1940 for an eight inch shell, intended for naval guns, with HEAT functionality. My understanding is that it was projected to have, under optimal conditions, penetration of ~ 500mm / 20 inches. Brandt also was interested in the use of HEAT...

Profile of the Brewster 639 (1942), an improvement project for the F4U Corsair which, at the start of its career, was a difficult aircraft to land on an aircraft carrier. This project will not be developed and the British will have the idea of an appropriate angle of approach during landings on...

" The Japanese 70-mm barrage mortar was first encountered on Attu. It consists of a smooth-bore tube, 4 feet long, the steel base plate of which is fastened by two bolts to a wooden block, 10 x 12 x 8 inches. A large iron spike on the under side of the wooden block is thrust into the ground to...

Hai Except some drawings concerning the P-33 projects, I did not find any information concerning other Brewster projects. The only which I earlier mentioned was the two-seat fighter, further no details etc. Is there any material/information concerning this two-seat fighter and other not...

A year before Pearl Harbour the USN commissioned a study into a 'tweaked' version of USS Wasp (CV-7) under the designation CVX, the principle changes were using only two aircraft elevators and the fitting of more powerful engines to give 32knots planned speed. Given what happened to USS Wasp the...

So, after my mom's fifth session of chemotherapy, things are...slightly but decisevly better, not only I got back to study for my last three exams but time to read what I like about : horror podcasts, alternate history and more. So, I browsed the net and I got inspiration from this article ...

Freshly published:

G'day folks, I am trying to find good reference material on the following gun systems. RO QF 17 pounder RO QF 20 pounder Rarde EXP 7 to 28 110mm I have a sort of project to convert a Centurion tank (Card/Paper) to various types/marks and possibly produce a Chieftain with the 110mms as an...

As we all may know, the French were developing land-based heavy AA guns in the 1920s and 30s to counter the next-generation bombers of that time. They designed and tinkered a lot with 75 mm guns, then decided to up-gun it to 90 mm caliber. The 90 mm gun, or known as the Canon de 90 mm Modèle...

Rifles Anti-Tank (Training Pattern) This is esoteric but I'm looking for more information about an anti-tank training weapon created at Esquimalt, British Columbia in 1941-42. This training device was created by modifying a service rifle to mimic the shape of a Canadian-made Rifle, Anti-Tank...

What it says in the tin basically. In OTL Britain laid down 10 Colossus class ships in 1942-43, followed by 6 larger Majestic class in 1943 and then the Centaur class in 1944, going from 18,000t to ~20,000 and then 26,000t full load in two years. So how do you get the British designers to...

http://aviationarchives.blogspot.com/2022/04/mcdonnell-aircraft-model-28.html Note - the McDonnell Model List says TG-100 engine which is wrong - that was a turboprop.

Here I gathered all the various cruiser designs and projects proposed for the Imperial Japanese Navy Protected Cruisers: Not found any so far except the cancelled sister ships of the Unebi and Tone classes Light Cruisers: Design C-19 (1912) - A primary mine-layer cruiser design offered before...

Hi all, i found this article from Wired about a common problem that plagues Wikipedia: unreliable/dubious sources and fan edits, all of which have caused it to be seen as untrustworthy and/or not taken seriously as a reputable source by netizens. In this case it narrates someone's struggle to...

In this Douglas P-70 night fighter of the 419th NFS, crash landed at Piva-Bougainville by Lt Donald Dessert, the fixed quarter wave dipoles for azimuth receiving have been replaced by four german style “Stachel” rods. Can anyone identify which radar they belong to?

I've been trying to understand he USN's various dive and torpedo bomber projects following the TBF/TMB Avenger and SB2C Helldiver. Ultimately these efforts led to the AM Mauler and AD Skyraider but there was a large number of designs prior to this. Would categorizing these aircraft into three...

Recently I replayed WWII Aces on Wii and found an aircraft named "Bisnovat 5". However, Google shows that the Bisnovat 5 was a later supersonic research craft. So I tried looking for more images of it, but was only able to find these images from another game (sorry for the bad quality): Has 2...

Re previous posts, has anyone a photo of Albacore floatplane? It is for a good home, Helensburgh Heritage Trust a charitable website recording the story of MAEE.RAF Helensburgh. Any such photograph will not be copyright now and a credit of source will be given. The Trust pays tribute to the...

The M3 Halftrack and the Sdkfz 251 are the most well known ones, but did the other major powers have APCs? What about WW1?

I didn't see any topics featuring or referencing this interesting airship (including the compelling figures involved in its development and construction), but I came across a some newsreel footage of it worthy of posting and created this topic for reference and as a potentially clearinghouse for...