Columbia subject headings:
Art nouveau--Exhibitions.
Jewelry making--Exhibitions.
Jewelry--History--20th century--Exhibitions.
Harvard subject headings:
Decoration and ornament--Europe--Art nouveau--Exhibitions.
Jewelry--Europe--History--19th century--Exhibitions.
Jewelry--Europe--History--20th century--Exhibitions.
Princeton subject headings:
Art nouveau--Exhibitions.
Jewelry making--Exhibitions.
Jewelry--History--20th century--Exhibitions.