He had been trained to fly by instruments, of course, but still he found it disconcerting to see nothing above.

There was a snowstorm, and the pilot was not qualified to fly by instruments only.

The original Link Trainer was created in 1929 out of the need for a safe way to teach new pilots how to fly by instruments.

He is famous for inventing "blind flying" training to teach pilots to fly by instruments in cloudy or dark conditions.

Christine MacDonald was flying by instruments alone.

Basic Pilot Training taught the cadets to fly in formation, fly by instruments or by aerial navigation, fly at night, and fly for long distances.

The plane is certified to fly by instruments under any weather conditions, has a range of nearly eleven hours of flight and can travel six thousand miles per tank at cruising speed.

Flying by instruments and night flying were taught at Corry Field and formation flying and gunnery were taught at Saufley Field.

Mr. Diss, who has analyzed accident data for Aviation Consumer magazine, says the most common mistakes are running out of gas and flying into a cloud without being trained to fly by instruments.

The pilot of a twin-engine plane that crashed into the woods near an airport in central New Jersey in a dense fog Sunday night had been cited twice for "careless or reckless flying" and was not rated to fly by instruments, federal officials said yesterday.

The driver is usually "flying by instruments," outrunning his line of sight along a course whose hairpin turns, dips, ruts or icy patches may be obscured by darkness, sandstorms or spectators (drivers call them the "human guardrail") within an arm's length of the race cars.