Columbia subject headings:
Columbus, Christopher.
Spain--History--Ferdinand and Isabella, 1479-1516--Sources.
Harvard subject headings:
America--Discovery and exploration--Spanish--Sources.
America--Discovery and exploration--Spanish.
Columbus, Christopher
Spain--Charters, grants, privileges.
Spain--History--Ferdinand and Isabella, 1479-1516--Sources.
Princeton subject headings:
America--Discovery and exploration--Spanish.
Columbus, Christopher.