Columbia subject headings:
Harvard subject headings:
Book collecting--France--Champagne-Ardenne--History--19th century--Exhibitions.
Book collectors--France--Champagne-Ardenne--Biography--Exhibitions.
Princeton subject headings:
Book collecting--France--Champagne-Ardenne--History--19th century--Exhibitions.
Book collectors--France--Champagne-Ardenne--Biography--Exhibitions.