License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Annibale Carracci. Studies for a Figure of Saint Francis Kneeling in a Three-Quarter View and for His Hands (recto); Studies for a Figure of Saint Francis Kneeling in Profile (verso), 1583–85. The Metropolitan Museum of Art.