These sources can help you verify basic biographical details on key members of your famous business family.
Consult these sources in order to verify basic biographical details on key members of your famous business family
If you are lucky, there might be a family history or biographical sketches on the company's website, so try looking there first. If not, then one option is to look for a published family tree or other genealogical information.
Obituaries can provide valuable details on a founder's family including parents, siblings, spouses, and children.
Newspaper databases with historical archives (such as those listed below) often include published obituaries of famous business people.