Johannes Ruff

We have 2 objects that Johannes Ruff has been involved with.

If you would like to cite this person in a Wikipedia article please use the following template:

<ref name=CH>{{cite web |url=https://www-4.collection.cooperhewitt.org/people/2318811566/ |title=Johannes Ruff |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=12 March 2025 |publisher=Smithsonian Institution}}</ref>