If you would like to cite this person in a Wikipedia article please use the following template:
<ref name=CH>{{cite web |url=https://collection.cooperhewitt.org/people/34624645/ |title=William E. Katzenbach |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=20 April 2024 |publisher=Smithsonian Institution}}</ref>
![Sidewall - Sample, Das Wasser [Water]](https://images.collection.cooperhewitt.org/43709_e3e2bfcd019925b5_n.jpg "Sidewall - Sample, Das Wasser [Water]")
![Sidewall - Sample, Das Wasser [Water]](https://images.collection.cooperhewitt.org/43710_7cc2ef73b03b2731_n.jpg "Sidewall - Sample, Das Wasser [Water]")
