We have 3 objects that Eugène Emmanuel Viollet-le-Duc has been involved with.

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<ref name=CH>{{cite web |url=https://collection.cooperhewitt.org/people/18050019/ |title=Eugène Emmanuel Viollet-le-Duc |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=14 December 2018 |publisher=Smithsonian Institution}}</ref>