Columbia subject headings:
Londonderry, Edith Helen Vane-Tempest-Stewart, Marchioness of, 1879-1959.
Harvard subject headings:
Londonderry, Edith Helen, Marchioness Dowager of, 1878?-1959.
Politicians' spouses--Great Britain--Biography.
Princeton subject headings:
Great Britain--Biography.
Londonderry, Edith Helen Vane-Tempest-Stewart, Marchioness of, 1879-1959.
Nobility--Great Britain--Biography.