License, verbatimCC0
The Cleveland Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged share_license_status=CC0 in the museum's own record.
Nushirwan Listens to the Owls (recto): Illustration and Text, Persian Verses, from a Manuscript of the Khamsa of Nizami, Makhzan al-Asrar [Treasure of Secrets]. 1555–65. The Cleveland Museum of Art.