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richard f pain
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Signing and delineation of special usage lanes
Richard F. Pain · The Division
Sayfa sayısı yok · 1982
Bus lanes / Road markings / Traffic signs and signals / Car pools
Evaluation of traffic controls for highway work zones
Richard F. Pain · Transportation Research Board, National Research Council
189 sayfa · 1981
Evaluation / Maintenance and repair / Roads / Safety measures / Traffic signs and signals
A study of traffic sign requirements
T. W. Forbes, Thomas Elliott Snyder, Richard F. Pain · College of Engineering, Michigan State University
Sayfa sayısı yok · 1964
Traffic signs and signals / Abstracts