Link to the Image Source
The Hudson River School

Artwork Details 

Title: Niagara Falls
Dated: March 1856.
Medium: Oil.
Dimensions: Approx. 11 x 17 in. (cm. 27.9 x 43.2)
Location: Smithsonian Institution
City, State: New York, NY
Notes:
Subject: Landscape -- Waterfall -- Niagara Falls