41.   Commercial airline pilots have their vision tested every six months, Dr. Hark said.

42.   Commercial airline service stopped.

43.   Currently, commercial airlines serving Salt Lake offer direct international flights only to Canada.

44.   Dan Rooney travels on commercial airline flights.

45.   Dole has used corporate jets for years, rarely flying anywhere aboard commercial airlines.

46.   Embraer has established itself as a leading maker of small regional jets, which an increasing number of commercial airlines in the United States and elsewhere are purchasing.

47.   During an England-bound commercial airline flight over the Atlantic Ocean, about half the passengers suddenly vanish, leaving only clothing and a few personal effects.

48.   Even before the mass death and destruction caused by the multiple hijackings last week, the American commercial airline industry had been struggling through an extraordinarily rough year.

49.   Federal Aviation Administration officials told Congress Tuesday they are moving to cut the working hours that commercial airline pilots will be allowed to work.

50.   FedEx presently uses commercial airlines to send its packages to and from the U.S. and Western Europe.