Columbia subject headings:
Egypt--History--19th century.
Egypt--History--20th century.
Egypt--Intellectual life.
Egypt--Politics and government--19th century.
Egypt--Politics and government--20th century.
Egypt--Social conditions--19th century.
Egypt--Social conditions--20th century.
Harvard subject headings:
Elite (Social sciences)--Egypt--History--19th century.
Elite (Social sciences)--Egypt--History--20th century.
Scientists--Egypt--History--19th century.
Scientists--Egypt--History--20th century.
Princeton subject headings:
Elite (Social sciences)--Egypt--History--19th century.
Elite (Social sciences)--Egypt--History--20th century.
Scientists--Egypt--History--19th century.
Scientists--Egypt--History--20th century.