Anecleto “Clet” Abraham is a French artist living in Italy who decorates street signs with stickers all over Europe, and recently in New York City.
Clet hand-draws his designs, then has them digitized and made into vinyl stickers, which he calls adhesives. He carries around dozens at a time and brought them with him to New York. The signs in New York, he notes, are less varied and more minimalist than those in Europe. “A difference is that in New York, there’s fonts on the signs,” he adds.
Continue reading to see more of Abraham's art.
-via Laughing Squid
http://en.wikipedia.org/wiki/Comparison_of_European_road_signs
http://www.cadblocksfree.com/images/CADblocks_Road%20Signs_collection1.jpg
Triangles for warnings, rectangles for information, circles for orders - red for negative orders, blue for positive orders.
The only exceptions are Stop and Give Way, both of which have their own shape because it's important to recognise them even when dirty or silhouetted.