Answer: triplane

AnswerCrossword Clue
TRIPLANEWWI innovation
TRIPLANEWWI aircraft
TRIPLANESopwith Camel predecessor
TRIPLANEWWI flier
TRIPLANEEarly flying machine.
TRIPLANEW.W. I craft
TRIPLANEThe Red Baron flew one
TRIPLANEAircraft for the Red Baron
triplaneairplane with three supporting wings, one above another: a design used mainly in the early history of the airplane
triplanea type of aeroplane