Columbia subject headings:
Mexico--Commerce--Pacific Area--History.
Pacific Area--Commerce--History.
Pacific Area--Commerce--Mexico--History.
Pacific Area--History.
Pacific Area--Relations.
Pacific Ocean--History.
Harvard subject headings:
Asia--Relations--New Spain--History.
New Spain--Relations--Asia--History.
New Spain--Relations--Pacific Area--History.
Pacific Area--Relations--New Spain--History.
Pacific Ocean--Discovery and exploration--Spanish.
Princeton subject headings:
Asia--Relations--New Spain--History.
New Spain--Relations--Asia--History.
New Spain--Relations--Pacific Area--History.
Pacific Area--Relations--New Spain--History.
Pacific Ocean--Discovery and exploration--Spanish.