Columbia subject headings:
Egypt--Civilization--To 332 B.C.
Egypt--History--To 332 B.C.
Navigation--Egypt--History.
Sailors--Egypt--History.
Harvard subject headings:
Egypt--Civilization--To 332 B.C.
Egypt--History--To 332 B.C.
Navigation--Egypt--History.
Sailors--Egypt--History.
Princeton subject headings:
Egypt--History, Naval.
Navigation--Egypt--History.
Shipbuilding--Egypt--History.