Recommendations for maximum night visibility are discussed; reference data presented which gives traffic density, lamp lumens, spacing in feet and luminaires adequate for safe traffic lighting. (p 72, 74, 76, 78, 120, 122)
Improved lighting for streets and highways
Eng Contract Rec
Engineering and Contract Record ; 58 , n 9
1945
Aufsatz (Zeitschrift)
Englisch
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