National Society Colonial Dames XVII Century
The National Society Colonial Dames XVII Century, also referenced as National Society Colonial Dames 17th Century, is an American lineage-based heraldry society and non-profit service organization for women who are directly descended from American colonists who lived in the Thirteen Colonies prior to 1701. Established in 1915, the organization holds one of the largest collections of coats of arms in the United States.
Source: Wikipedia — National Society Colonial Dames XVII Century (CC BY-SA 4.0)