Comparative readability of enroute low altitude charts with and without terrain depiction
By: Paul G. Rasmussen, Kenneth W. Welsh, John A. Vaughan ; prepared for U.S. Department of Transportation, Federal Aviation Administration, Office of Aviation Medicine
Contributors: Welsh, Kenneth W; Vaughan, John A; United States. Office of Aviation Medicine
Publisher: The Administration; National Technical Information Service [distributor
Published: 1978
Place of publication: Washington, D.C; Springfield, Va
Language: eng
Number of pages: 13
Subjects: Topographical surveying; Surveying -- United States
Notes: Cover title

"April 1978."

"FAA-AM-78-17."