Link to the Image Source
Metropolitan Museum of Art

Artwork Details 

Title: Rudolphus Bogert
Dated: ca. 1806
Medium: Watercolor on ivory
Dimensions: 2 1/2 x 2 in. (6.4 x 5.1 cm)
Location: Metropolitan Museum of Art
City, State: New York, NY
Credit Line:
Gift of Robert Stanley Vail, 1969