Junkers Ju 87 but the Ju 87 continued to be used as a night nuisance-raider until the end of the war. The second prototype had a redesigned single vertical stabiliser and a Junkers Jumo 210 A engine installed, and later the Jumo 210Da. The first A series variant, the A-0, was of all-metal construction, with an enclosed cockpit under a "greenhouse" well-framed canopy; bearing twin radio masts on its aft sections, diagonally mounted to either side of the airframe's planform centreline and unique to the -A version. To ease the difficulty of mass production, the leading edge of the wing was straightened out
Hugo Junkers Hugo Junkers Hugo Junkers (3 February 1859 – 3 February 1935) was a German aircraft engineer and aircraft designer. As such, he is generally credited with pioneering the design of all-metal airplanes and flying wings. As founder of what would become the Junkers Flugzeug- und Motorenwerke AG following the First World War's armistice, he was one of the mainstays of the German aircraft industry in the years between World War I and World War II. In particular, his multi-engined all-metal passenger- and freight planes helped establish airlines in Germany, as well as all over the world. Although his name is