Columbia subject headings:
Egypt--Antiquities--Congresses.
Egypt--History--30 B.C.-640 A.D.--Congresses.
Harvard subject headings:
Egypt--Antiquities--Congresses.
Egypt--History--30 B.C.-640 A.D.--Congresses.
Princeton subject headings:
Egypt--Antiquities--Congresses.
Egypt--History--30 B.C.-640 A.D.--Congresses.