Columbia subject headings:
Incest--France--History--19th century.
Incest--Law and legislation--France.
Harvard subject headings:
Child sexual abuse--France--History--19th century.
Incest--France--History--19th century.
Incest--Law and legislation--France.
Princeton subject headings:
Incest--France--History--19th century.
Incest--Law and legislation--France.