Junkers Ef

Some articles on junker, junkers, ef:

Junkers Jumo - Products - Aircraft
... Junker's early aircraft were identified by the letter J for Junkers followed by a type number ... aircraft A = Austausschflugzeug (suitable for either civil or military use) EF = Entwurf-Flugzeug (experimental aircraft) F = Flugzeug (aircraft) G = Grossflugzeug (large ... The best known and most confusing example is the Junkers J 4, known to the military as the Junkers J 1 ...