Pre-flight to Jets By davidkish Oct 7, 1898 Langley Areodrome first failure of the manned Aerodrome Period: Oct 7, 1898 to Aug 27, 1939 pre-flight to jets Jan 28, 1917 Junkers J4 first take off was performed of the Junkers J4 Apr 30, 1919 Curtiss NC-4 first flight of Curtiss NC-4 Jul 1, 1933 Douglas DC-1 first flight of the Douglas DC-1 Aug 27, 1939 Heinkel HE 178 first flight of the Heinkel HE 178