Retroreflectivity of roadway signs for adequate visibility :
|Related Names:||Mace, Douglas J. , McGee, Hugh W.|
Washington, D.C. : U.S. Department of Transportation, Federal Highway Administration, Office of Direct Federal Programs ; 1987]
Automobile drivers > Automobile drivers / Vision.
Traffic signs > Traffic signs / Maintenance.
Automobile driving at night.
Traffic signs and signals > Traffic signs and signals / Maintenance and repair > Traffic signs and signals / Maintenance and repair / Handbooks, manuals, etc.
Prepared by Hugh W. McGee and Douglas L. Mace (Bellomo-McGee, Inc.).
v, 49 p. :
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