Columbia subject headings:
Egypt--Commerce--History.
Egypt--History--1250-1517.
Mamelukes.
Merchants--Egypt--History.
Spice trade--Egypt--History.
Harvard subject headings:
Egypt--Commerce--History.
Egypt--History--1250-1517.
Mamelukes.
Merchants--Egypt--History.
Princeton subject headings:
Egypt--Commerce--History.
Egypt--History--1250-1517.
Mamelukes.
Merchants--Egypt--History.
Spice trade--Egypt--History.