Columbia subject headings:
Art, French--19th century.
Breast in art.
Breastfeeding in art--History--19th century.
Harvard subject headings:
Art--France--19th century.
Breast in art.
Breastfeeding in art--France--History--19th century.
Princeton subject headings:
Art--France--9th century.
Breast in art.
Breastfeeding in art--History--19th century.