June p 175-176: Discusses visibility from point of view of object and concludes that it is dependent upon size of object and brightness contrast afforded. July p 203-204: Discussion of brightness which is considered as one of most important factors in visibility. Sept. p 257-258 5 figs.; Types of lighting system desirable; effect of glare; effect of vibratory conditions on railroad cars and buses.
Light and visibility
Illum. Engr
1928
Article (Journal)
English
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