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Aircraft (11 - 20 of 40 items)

Aviation Noise: Costs of Phasing Out Noisy Aircraft
http://www.gao.gov/products/RCED-91-128

RCED-91-128: Published: Jul 2, 1991. Publicly Released: Jul 16, 1991.
Air Traffic Control: Status of FAA's Effort to Modernize the System
http://www.gao.gov/products/RCED-90-146FS

RCED-90-146FS: Published: Apr 17, 1990. Publicly Released: Apr 17, 1990.
Civilian Agencies' Management and Use of Aircraft
http://www.gao.gov/products/T-GGD-88-15

T-GGD-88-15: Published: Feb 29, 1988. Publicly Released: Feb 29, 1988.