A large new flying boat - the Blackburn Sydney - joins the RAF.
Full title reads: "Brough. Our ever-growing air fleet. Latest addition is mighty Blackburn 'Sydney' largest and fastest monoplane Military Flying boat."
A steam tractor tows out a large flying boat from hanger. Various shots of the large Blackburn Sydney being moved. One of the planes engines in started up. Tilt up the front view of the plane. The second engine is started up.
The plane is slowly moved into the water watched by a small crowd. The plane bears markings of the RAF (R.A.F. - Royal Air Force).
The plane moves off across the water. Shots of the flying boat overhead.