Columbia subject headings:
Egypt--History--To 332 B.C.--Congresses.
Libya--History--To 642--Congresses.
Harvard subject headings:
Egypt--Antiquities.
Egypt--History--To 332 B.C.
Egypt--Relations--Libya.
Libya--History--To 642.
Libya--Relations--Egypt.
Princeton subject headings:
Egypt--History--To 332 B.C.--Congresses.
Libya--History--To 642--Congresses.