nell'800

wiki/Albert Bierstadt

- here- Distant View of Niagara Falls by Thomas Cole (1801-1848);
Summer Afternoon by Asher B. Durand (1796-1886);
 Sunset by Frederic Edwin Church (1826-1900)
 Grand Canyon by Thomas Moran (1837-1926).

/wiki/Winslow Homer
Albert Anker -