Columbia subject headings:
Art, American--Private collections--Exhibitions.
Landscape painting, American--20th century.
Panoramas.
Harvard subject headings:
Painting, American--19th century--Exhibitions
Painting, American--20th century--Exhibitions
Painting--Private collections--United States--Exhibitions
Snowiss, Alvin--Art collections--Exhibitions.
Snowiss, Jean--Art collections--Exhibitions.
Princeton subject headings:
Painting, American--19th century--Exhibitions.
Painting, American--20th century--Exhibitions.
Painting--Private collections--United States--Exhibitions.
Snowiss, Alvin--Art collections--Exhibitions.
Snowiss, Jean--Art collections--Exhibitions.