Almost all early airplane builders were hindered by a fundamental lack of understanding of aerodynamics.

As a result, the airplane builders expect development efforts to continue on control systems like the A320's.

Now, however, the market has broadened to encompass oil companies and auto manufacturers, airplane builders and weather agencies.

During World War II Hudson had also an aircraft division which produced ailerons for one large eastern airplane builder.

Based on his previous experience as an airplane builder, Leyat thought propeller-driven cars could achieve better fuel economy since the mechanics of the machine were simpler.

But titanium, too, was once the mysterious gray metal of airplane builders.

The Seattle-based company, which has orders for 1,838 planes, predicted that airlines would buy 9,000 new airplanes worth $617 billion from the world's leading airplane builders between now and 2005.

California farmers, oil drillers, movie makers, airplane builders, and "dot-com" entrepreneurs have each had their boom times in the decades after the Gold Rush.

Northrop has counted on the program to turn it into what would arguably be the nation's premier military airplane builder and unquestionably the leader in the crucial field of anti-radar technology.

The General Aeroplane Company was Detroit's first commercial airplane builder.