BFW M.19
The BFW M . 19 , sometimes known as the Messerschmitt M 19 , was the first in a line of German low-wing single-engine sports planes , designed by Willy Messerschmitt while he worked for Bayerische Flugzeugwerke ( BFW ) . 
<triplet> BFW M.19 <subj> Willy Messerschmitt <obj> designed by