We have 20 objects that Whitehead & Hoag Company has been involved with.

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<ref name=CH>{{cite web |url=https://collection.cooperhewitt.org/people/18052691/ |title=Whitehead & Hoag Company |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=17 June 2019 |publisher=Smithsonian Institution}}</ref>