Link to the Image Source
Metropolitan Museum of Art

Artwork Details 

Title: Mary Birch
Dated: 1785
Medium: Enamel on copper
Dimensions: 1 5/8 x 1 3/8 in. (4.1 x 3.5 cm)
Location: Metropolitan Museum of Art
City, State: New York, NY
Notes:
The Alfred N. Punnett Endowment Fund, 1928