Columbia subject headings:
Egypt--Antiquities--Congresses.
Egypt--Civilization--Congresses.
Egypt--History--To 640 A.D.--Congresses.
Harvard subject headings:
Egypt--Antiquities.
Egypt--Civilization.
Egypt--History--To 640 A.D.
Princeton subject headings:
Egypt--Antiquities--Congresses.
Egypt--Civilization--Congresses.
Egypt--History, Ancient--congresses.