Readability of alphanumeric characters having various contrast levels as a function of age and illumination mode /

Bibliographic Details
Main Author: Welsh, Kenneth W.
Corporate Authors: United States. Office of Aviation Medicine, Civil Aeromedical Institute
Other Authors: Rasmussen, P. G., Vaughan, John A.
Format: Government Document Book
Language:English
Published: Washington : Dept. of Transportation, Federal Aviation Administration, Office of Aviation Medicine ; 1977.
Series:Report - Office of Aviation Medicine ; FAA-AM-77-13
Subjects:

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