Jacometto Veneziano, ‘Portrait of a Woman, Possibly a Nun of San Secondo; (verso) Scene in Grisaille’, ca. 1485–95, The Metropolitan Museum of Art

recto and verso, painted surface: 3 3/4 x 2 1/2 in. (9.5 x 6.4 cm)
http://www.metmuseum.org/art/collection/search/459027

Image rights: The Metropolitan Museum of Art (Robert Lehman Collection, 1975), licensed under CC0 1.0 Universal

About Jacometto Veneziano

Italian, active 1472 - 1497, Venice, Italy