Columbia subject headings:
Art dealers--France--Paris--History--19th century.
Goupil Gallery--History.
Harvard subject headings:
Art dealers--France--Paris--History--19th century.
Art galleries, Commercial--France--Paris--History--19th century.
Goupil & Cie
Princeton subject headings:
Art dealers--France--Paris--History--19th century.
Art galleries, Commercial--France--Paris--History--19th century.
Goupil & Cie.