Columbia subject headings:
Great Britain--History--1714-1837.
Great Britain--History--20th century.
Great Britain--History--Victoria, 1837-1901.
Harvard subject headings:
Great Britain--History--1714-1837.
Great Britain--History--20th century.
Great Britain--History--Victoria, 1837-1901
Princeton subject headings:
Great Britain--History--1714-1837.
Great Britain--History--20th century.
Great Britain--History--Victoria, 1837-1901.