Columbia subject headings:
Harvard subject headings:
Decker family.
French Americans--Pennsylvania--Genealogy.
Huguenots--France--Alsace--Genealogy.
Huguenots--France--Lorraine--Genealogy.
Huguenots--France--Metz--Genealogy.
Huguenots--Pennsylvania--Genealogy.
Princeton subject headings:
Decker family.