Mitchell takes the only prototype of a new airplane for a flight, with Ashmore and several others aboard.

Cobra is unable to produce more of it, as the only prototype was destroyed.

After problems during production and then with its Fowler flaps, the only prototype flew in 1971.

By the time the only prototype was finished Dusio was out of cash.

The only prototype was flown in July 1932.

The only prototype was destroyed on its way to the front for testing in 1915; as such, very little is known about the E.I.

The only prototype that was built, weighing 327 kg more than expected, first flew on June 23, 1916.

The only prototype was destroyed in 1943 during an allied air attack on the airfield at Villacoublay.

The aircraft was ordered directly from the drawing board with the first production model serving as the only prototype.

The only prototype was flown in the beginning of 1932.