Columbia subject headings:
Great Britain--History, Naval--18th century--Sources.
Great Britain--History, Naval--19th century--Sources.
Harvard subject headings:
Great Britain--History, Naval--18th century--Sources.
Great Britain--History, Naval--19th century--Sources.
Princeton subject headings:
Great Britain--History, Naval--18th century--Sources.
Great Britain--History, Naval--19th century--Sources.