Columbia subject headings:
O'Higgins, Ambrosio, approximately 1720-1801--Fiction.
O'Higgins, Bernardo, 1778-1842--Fiction.
Harvard subject headings:
O'Higgins, Ambrosio, approximately 1720-1801--Fiction.
O'Higgins, Bernardo, 1778-1842--Fiction.
Princeton subject headings: