Airplanes were built for flying and transportation purposes.
They fly.
Airplanes fly at different levels according to their size and noise. Smaller planes fly at the troposphere. Bigger airplanes fly on the stratosphere.
The first war between flying machines (airplanes).
Stanley R. Trollip has written: 'Human factors for general aviation' -- subject(s): Airplanes, Human factors, Piloting, Private flying
Flying in airplanes: up to scratch idea
In 1903.
there is bob flying one and bill
Yes. Airlines sometimes change their flight planned routes to take advantage of the jet stream when flying East, and avoid the jet stream when flying West.
1920
safety service
Flying in airplanes... He takes the train...