As they prepared to take off in one of the large helicopters, Tom was still worried.

His firm went on to become one of the largest commercial helicopters operations in the world.

Just before noon a larger helicopter landed near the inn.

The Whirlaway was the largest helicopter flown up to that time.

For such a large helicopter, it is nimble and exceptionally quick.

Before they could get much further than the basic orientation to the site, the peaceful afternoon was disturbed by the sound of a large helicopter.

In fact, it's large enough to hold two large helicopters.

He decided to go after the larger helicopter and swung the stick in its direction.

A noise certification will cost $588,000, same as for a large helicopter.

It was the largest, most powerful helicopter in the world.