Columbia subject headings:
Art, British--Exhibitions.
Art, Dutch--Exhibitions.
Art, German--Exhibitions.
Rhineland (Germany)--In art--Exhibitions.
Harvard subject headings:
Art, British--Exhibitions
Art, Dutch--Exhibitions
Art, German--Exhibitions.
Rhineland (Germany)--In art--Exhibitions.
Princeton subject headings:
Painting, European--Themes, motives--Exhibitions.
Painting, Modern--Europe--Themes, motives--Exhibitions.
Rhine River Valley--In art--Exhibitions.