The SPAD XVI , an observation and bomber aircraft , has a Lewis twin machine gun mounted in the rear cockpit .
The French - built SPAD XVI which Mitchell piloted in the war , now exhibited inside the National Air and Space Museum in Washington , D.C.
The SPAD XVI , an SPAD XVI and bomber aircraft , has a Lewis twin machine gun mounted in the rear cockpit .
The French - built SPAD XVI which Mitchell piloted in the war , now exhibited inside the National Air and Space Museum in Washington , D.C.