Columbia subject headings:
Egypt--Antiquities.
Egypt--History--Early Dynastic Period, ca. 3100-ca. 2686 B.C.
Harvard subject headings:
Egypt--Antiquities.
Egypt--History--Early Dynastic Period, ca. 3100-ca. 2686 B.C.
Princeton subject headings:
Egypt--Antiquities.
Egypt--History--Early Dynastic Period, ca. 3100-ca. 2686 B.C.