1940s

https://en.wikipedia.org/wiki/Semipalatinsk_Test_Site https://en.wikipedia.org/wiki/Lake_Chagan https://en.wikipedia.org/wiki/Nuclear_Explosions_for_the_National_Economy

https://www.bbc.com/news/world-europe-50743973 https://www.theholocaustexplained.org/the-camps/ss-concentration-camp-system/ https://en.wikipedia.org/wiki/Nazi_concentration_camps https://en.wikipedia.org/wiki/SS-Totenkopfverb%C3%A4nde

An interesting midget submarine that became a vital part of an even more interesting operation of the Decima Flottiglia MAS that came close to fruition in 1943 (it was ultimately scheduled for December of that year, but events intervened). Development of the CA-class had begun pre-war, in 1938...

http://cdrsalamander.blogspot.com/2020/01/fullbore-friday_17.html https://www.guns.com/news/2012/08/15/stinger-light-machinegun

Does anyone have any illustrations of the icebreaker that was supposed to replace the Otomari in Japanese service? Info on the Japanese wiki https://ja.wikipedia.org/wiki/%E6%81%B5%E5%B1%B1_(%E7%A0%95%E6%B0%B7%E8%89%A6)

Hello! I'm currently searching the data about this little guy: This is BHT-38 (Bombe Hurel-Turck) radio-controlled glide bomb, designed for French military shortly before World War 2. It was supposed to have a weight about 160 kg. Some examples were tested in 1940, but Fall of the France...

Does anyone have any more or better information about the Saurer FLB 2000 engine from the 1940s? Some of the information indicates maybe 2 stroke, fuel injection, opposed pistons, rhombic drive? http://www.saurer-romandie.ch/La%20maison%20Saurer/les%20dates%20et%20faits%20importants.htm

From the navweaps site: http://navweaps.com/Weapons/index_weapons.htm My question is: Does anybody here ever found drawings or photos of this post war naval mount?

Cy-27 said that he was working on a Weir designation list which which was the kick in the pants needed to prompt me to finish off my list! ____________________ J&G Weir Company, 1932-1943, and Cierva Autogiro Company (Cierva-Weir), 1943-1951 Weir autogyros and helicopters received simple...

Hi, here is a group of suggested future light aircraft in Popular Science,featured with low-cost and some of them had new ideas...

Hi all From"les avions et engins Martin" Minidocavia - Alain PELLETIER. The project MARTIN 216 . Who know more ? Thanks if you know something.

Most of you probably recognize the name "Bendix": this company once one of the leading avionics suppliers in the aeronautical industry... Some of you with an interest in ordnance may also associate the name "Bendix" with a few missiles and weapons, notably the Eagle and Talos missile... The...

The July 1946 issue of Air Trails magazine has an article on large-scale flying models used for aerodynamic research. There are several images of a four-engine flying boat -- obviously if CVAC went to the expense of doing this, then it expected to build something. The legend on the nose reads...

I found this very interesting.

After the experimental Models G and H, Bendix Helicopters, Inc. had a go at finding their place on the market of small-size helicopters with the Models J and K, which both received the name Whirlaway. Unfortunately Hiller had already invested the segment of coaxial rotorcraft, and there seemed...

I still have to finish my detailed Cierva list, but here is a rough version: SPAIN BCD-1* 'El Cangrejo' two-seat biplane (* Barcala, Cierva & Diaz) BCD-2* small racing tractor monoplane (* Barcala, Cierva & Diaz) C-3 (large biplane) BRITAIN C.1 Autogiro N°1 C.2 Autogiro N°2 C.3 Autogiro N°3...

Hi, from Tony Butler's Air Enthusiast magazine; http://crimso.msk.ru/Site/Arts/Art3524.htm I want a more info about those two projects.

After the War my father worked at the David Taylor model basin in Wash. D. c. Here sre some photo Graphs of a project he worked on. Also I was wondering if anyone can identify the biplane or the small plane pictured here. Batman

Looking for information about the Swedish SAAB L23 J23 "Swedish Mustang" I came upon this picture of a purported 1939 AFF P7 scout. Does anyone else have better information about this fascinating looking aircraft? Thanks

Hi, the RAF Specifications from 1920 to 1949 had many missing,in both Specifications and aircraft or projects. I will speak about the aircraft and projects (just its names ) which were not popular and involved in many Specifications,and I will ask about some misssing one. I will start with the...