early 1930s

https://www.ebay.com/itm/334429752518?hash=item4ddd910cc6:g:7AoAAOSwPxNiYxmt

The Royal Navy's second 16" armed battleships history was a long and bumpy road of large number of designs and the inability on the Admiralty's side to actually start and continue it's work on them or choose a design to produce. First I present the 1938 designs: Design 14A-38 This is the first...

Hi, here is a strange gyroplane Project,designed by Alfredo Varni. http://www.avia-it.com/act/biblioteca/periodici/PDF%20Riviste/Ala%20d'Italia/L'ALA%20D'ITALIA%201930%2005.pdf http://www.avia-it.com/act/biblioteca/periodici/PDF%20Riviste/Ala%20d'Italia/L'ALA%20D'ITALIA%201930%2006.pdf

William E. Metzger, along with Henry G. McCarroll formed the Cadillac Aircraft Corporation in Northville, MI, in February 1929. The first design was the 1929 Duoplane, christened the Voyager (seen below). The second aircraft of 1930 was the MAC-1. The production facility was the former Stinson...

Born in 1893 in Absberg / Germany, Reinhold Tiling had begun to work on rockets during 1924. For a safe landing of his rockets, he developed the two techniques: The "Kreiselflugzeug" (Gyroplane), where the tailplane switched to a kind of rotor after burn-out of the rocket engine, decelerating...

Hi, the Hawker company developed in 1933,a monoplane version of its Fury biplane fighter,it remained a drawing board only. http://alternathistory.org.ua/fury-monoplane-ili-nemnogo-o-kharrikeine

Hi, here is a mystery giant tailless transport aircraft project from Germany,and may be the designer name mention on the drawing !,who can solve this ?.

Hello I wish to know more about this elusive Swedish tank. The few articles I could find about it is regarded to the L-100 tank with 20mm AT gun. Do you guys know more about this vehicle? A drawing or photo maybe? Does even the Swedish built the L-101?

Via Google Translate, Yahoo! Babelfish, and my re-writing and editing: In March 1930, foreign specialists were invited to provide technical assistance to the Soviet Union. Among these foreign specialists was a German engineer named Edward Grotte. Under his leadership, in the fall of 1931 at the...

I was reading up on the Sperry M1 Messenger, which naturally led to the Curtiss F9C Sparrowhawk, and this intriguing reference: I have to ask...does anyone have any more info on or images of Design 124? Cheers, Matthew

Hi, the North American/General Aviation GA-38X was three engined low-wing medium transport aircraft project of 1932,powered by three P&W Wasp engines. http://www.aerofiles.com/_noram.html

Hi, the Blackburn Nile was three engined recce bomber flying boat,it was designed for R5/27 Spec.,but never completed. http://www.flightglobal.com/pdfarchive/view/1929/1929-1%20-%200125.html

Hi, here is a two Frank Radcliffe mail plane projects from Flightglobal, one with high wing and the other with low wing. http://www.flightglobal.com/pdfarchive/view/1930/untitled0%20-%201461.html?search=frank+radcliffe+aircraft...

Hi, A little known aircraft ,the Caudron P.V.200 high wing pusher amphibian twin float monoplane,and powered by one engine. http://www.flightglobal.com/FlightPDFArchive/1932/1932%20-%201186.pdf