Link to the Image Source

Artwork Details 

Title: Rocks at Porcupine Island Near Mount Desert
Dated: 1864
Medium: oil on canvas
Dimensions: 12 1/4 x 8 5/8" (sight) 12 1/2 x 9 1/8" (unframed)
Location: Farnsworth Art Museum
City, State: Rockland, ME
Notes:
Museum Purchase, 1998