Link to the Image Source
Metropolitan Museum of Art

Artwork Details 

Title: Ada Brown
Dated: 1847
Medium: Watercolor on ivory
Dimensions: 1 15/16 in. (4.9 cm) x 1 7/16 in. (3.61 cm)
Location: Metropolitan Museum of Art
City, State: New York, NY
Notes:
Purchase, Martha J. Fleischman Gift, 2003