Columbia subject headings:
Friedrich, Caspar David, 1774-1840--Exhibitions.
Landscape painting, German--18th century--Exhibitions.
Landscape painting, German--19th century--Exhibitions.
Nature (Aesthetics)--Exhibitions.
Harvard subject headings:
Friedrich, Caspar David, 1774-1840--Influence--Exhibitions.
Landscape painting, European--18th century--Exhibitions.
Landscape painting, European--19th century--Exhibitions.
Landscapes in art--Exhibitions
Nature (Aesthetics)--Exhibitions
Romanticism in art--Europe--Exhibitions.
Princeton subject headings:
Nature in art--Exhibitions.