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.
Series: FAA-AM -- 78-17.; FAA-AM (United States. Office of Aviation Medicine) -- 78-17.
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."

Includes bibliographical references (p. 13).