Samenvatting
Standardization for some symbols for tourist travel as proposed by an international conference in Equator in 1971, which are already ratified, are reviewed. A discussion is added.
Standardization for some symbols for tourist travel as proposed by an international conference in Equator in 1971, which are already ratified, are reviewed. A discussion is added.
In: Proceedings of the International Conference on Highway Sign Symbology, Washington, D.C., June 1972, p. 51-55, 13 fig.
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