Columbia subject headings:
Harvard subject headings:
Scots--Canada--Genealogy.
Scots-Irish--Canada--Genealogy.
Scots-Irish--United States--Genealogy.
Scottish Americans--Genealogy
Princeton subject headings:
Scots--Canada--Genealogy.
Scots-Irish--Canada--Genealogy.
Scots-Irish--United States--Genealogy.
Scottish Americans--Genealogy.