Columbia subject headings:
Art, American--19th century.
Art, American--20th century.
Art, American.
Railroads in art.
Harvard subject headings:
Art, American--19th century
Art, American--20th century
Art, American--20th century.
Art, American.
Art, Modern--19th century--United States.
Railroads in art--Pictorial works.
Railroads in art.
Princeton subject headings:
Art, American--20th century.
Art, American.
Art, Modern--19th century--United States.
Railroads in art.