Bus priority proceedings of a symposium held at TRRL, 1972.

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Visibility and driver information 5 reports prepared for the 52d annual meeting.

Traffic signals 5 reports ; prepared for the 52nd annual meeting.

Highway visibility.

City signs and lights a policy study, prepared for the Boston Redevelopment Authority and the U.S. Department of Housing and Urban Development of Housing and Urban Development /by... por Ashley/Myer/Smith

Introduction to communication theory por Roden, Martin S.

Area traffic control systems a report

Comparison between a dynamic signal plan generation system of area traffic control and a fixed-time system por Holroyd, Joyce

Advisory speed signs for bends por Rutley, K. S.

An investigation into bilingual (Welsh/English) traffic signs por Rutley, K. S.