Columbia subject headings:
Greenfield (Va.)--Genealogy.
Preston family.
Smithfield (Va.)--Genealogy.
Harvard subject headings:
Greenfield (Va.)--Genealogy.
Preston family.
Smithfield (Va.)--Genealogy.
Princeton subject headings:
Greenfield (Va.)--Genealogy.
Preston family.
Smithfield (Va.)--Genealogy.