We have 35 objects that Mr. Josef Singer 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://collection.cooperhewitt.org/people/18041229/ |title=Mr. Josef Singer |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=21 April 2019 |publisher=Smithsonian Institution}}</ref>