Columbia subject headings:
Harvard subject headings:
Baja California (Mexico : Peninsula)--History--18th century.
Baja California (Mexico : Peninsula)--History--19th century.
Baja California Sur (Mexico)--History--18th century.
Baja California Sur (Mexico)--History--19th century.
Princeton subject headings:
Baja California (Mexico : Peninsula)--History--18th century.
Baja California (Mexico : Peninsula)--History--19th century.