Columbia subject headings:
Enamel and enameling--History.
Gems--History.
Goldwork--History.
Silverwork--History.
Harvard subject headings:
Enamel and enameling--History
Gems--History.
Goldwork--History
Jewelry--History
Silverwork--History
Princeton subject headings:
Enamel and enameling--History.
Gems--History.
Goldwork--History.
Silverwork--History.