License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Francesco di Simone Ferrucci. Sketches of Figures of the Virgin Kneeling, Saint Peter Standing, Seated Allegorical Figures of Faith and Charity, and Child Standing on a Corbel (?) (recto); Sketches of Figures of Saint Sebastian Standing and the Virgin and Child with Angels (verso), 1487–88. The Metropolitan Museum of Art.