Columbia subject headings:
Harvard subject headings:
Denmark--Colonies--West Indies--History.
Scandinavia--Colonies--West Indies--History.
Slavery--Denmark--History.
Slavery--Scandinavia--History.
Slavery--United States Virgin Islands--History.
United States Virgin Islands--History.
Princeton subject headings:
Denmark--Colonies--History.
Scandinavia--Colonies--History.
Slavery--Denmark--History.
Slavery--Scandinavia--History.
Slavery--United States Virgin Islands--History.
United States Virgin Islands--History.