We have 2 objects that Pieter I. Mortier 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-6.collection.cooperhewitt.org/people/18042377/ |title=Pieter I. Mortier |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=25 October 2021 |publisher=Smithsonian Institution}}</ref>