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Keywords from Image Description:
Clou.XIIe.siecle. Ces traditions antiques se perdirent vers la fin du XIIee sicle un grand nombre de clous dont la tte est forge en pointe de diamant et dont la tige divise en deux pointes est rive sur les traverses ainsi que l'indique la fig ViolletleDuc Technology ViolletleDuc Wrought iron in France