Columbia subject headings:
Election districts--Great Britain--History--19th century.
Election districts--Great Britain--History--20th century.
Great Britain. Parliament. House of Commons--Election districts.
Harvard subject headings:
Election districts--Great Britain--History--19th century.
Election districts--Great Britain--History--20th century.
Great Britain. Parliament. House of Commons--Election districts.
Princeton subject headings:
Election districts--Great Britain--History--19th century.
Election districts--Great Britain--History--20th century.
Great Britain. Parliament. House of Commons--Election districts.