Junkers Ju 187 Junkers Ju 187 The Junkers Ju 187 was a projected dive bomber designed to replace the ageing Junkers Ju 87 "Stuka". It was cancelled in 1943. By the time of the Battle of Britain the Junkers Ju 87 "Stuka" had proved very vulnerable to enemy fighters and needed replacement, so after rejection of the Ju 87F proposal a new dive bomber was designed under the designation Ju 187. The projected aircraft kept some of the features of the earlier Ju 87, such as the inverted gull wing and two man crew. It would have added retractable landing gear, as well
Junkers F 13 It was the world's first all-metal passenger aircraft and Junkers' first commercial aircraft. The designation letter F stood for "Flugzeug", aircraft; it was the first Junkers aeroplane to use this system. Earlier Junkers notation labelled it J 13. Russian-built aircraft used the designation Ju 13. Like all Junkers duralumin-structured designs, from the 1918 J 7 to the 1932 Ju 46, (some 35 models), it used an aluminium alloy (duralumin) structure entirely covered with Junkers' characteristic corrugated and stressed duralumin skin. Internally, the wing was built up on nine circular cross-section duralumin spars with transverse bracing. All control surfaces were horn