Automatic close-following warning sign at Ascot

Automatic close-following warning sign at Ascot

Bibliografische gegevens
Hoofdauteur: Helliar-Symons, R. D.
Coauteur: Transport and Road Research Laboratory
Formaat: Boek
Taal:English
Gepubliceerd in: Crowthorne, Berkshire Transport and Road Research Laboratory 1983.
Onderwerpen:
Electronic traffic controls > Evaluation.
Traffic signs and signals > Great Britain.
Traffic flow > Great Britain.