Columbia subject headings:
Art, Modern--19th century--Exhibitions.
Art, Modern--20th century--Exhibitions.
Masks in art--Exhibitions.
Masks--Exhibitions.
Harvard subject headings:
Art, European--19th century--Exhibitions
Art, European--20th century--Exhibitions
Masks (Sculpture)--Exhibitions.
Masks in art--Exhibitions.
Masks--Europe--Exhibitions.
Princeton subject headings:
Art, European--19th century--Exhibitions.
Art, European--20th century--Exhibitions.
Masks in art--Exhibitions.
Masks--Europe--Exhibitions.