We have one object that Ruth K. Friedlich 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/18059339/ |title=Ruth K. Friedlich |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=12 February 2025 |publisher=Smithsonian Institution}}</ref>