Progress report of investigations at Pennsylvania State University on problem of fog on turnpikes with view to increasing visibility of light sources and markings when viewed through fog; findings have applicability to public streets and highways, and rail, air, and marine travel; project is divided into four parts: vehicle mounted lamps; fixed lighting; fog detection and traffic control; and equipment. (See also - discussion p 627-8)
Highway visibility in fog
Illum Eng
Illuminating Engineering ; 52 , n 12
1957
7 pages
Article (Journal)
English
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