Obscuration of signs by large vehicles /

Bibliographic Details
Main Author:	Hall, R. D.
Other Authors:	McDonald, M.
Format:	Book
Language:	English
Published:	Crowthorne, Berkshire : Road User Behavior Division, Road User Group, Transport and Road Research Laboratory, 1990.
Series:	Contractor report (Transport and Road Research Laboratory) ; no. 207.
Subjects:	Traffic signs and signals > Great Britain > Design and construction.

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