Some laboratory and field studies on the perception value of traffic signs are reviewed. Among the former are the simultaneous observation of two or more signs among the latter is the effect of a police patrol car and its distance on the perception of a sign.
In: Psychological aspects of driver behaviour : papers presented at the international symposium on psychological aspects of driver behaviour, Noordwijkerhout, The Netherlands, August 2-6, 1971, Volume 2, 12 p.
This publication is one of our other publications, and part of our extensive collection of road safety literature, that also includes the SWOV publications.