The Sikorsky S-40 was an American sesquiplane amphibious flying boat built for an airline founded in what year?
Sikorsky S-40 The Sikorsky S-40 was an American sesquiplane amphibious flying boat built by Sikorsky in the early 1930s for Pan American World Airways.
Rumpler Rumpler Flugzeugwerke, usually known simply as Rumpler was a German aircraft manufacturer founded in Berlin by Austrian engineer Edmund Rumpler in 1909 as Rumpler Luftfahrtzeugbau. The firm originally manufactured copies of the Etrich Taube monoplane, but turned to building reconnaissance biplanes of its own design through the course of the First World War, in addition to a smaller number of fighters and bombers. Rumpler failed to secure a place in the post-war market, and was liquidated in 1920.