License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Cuneiform tablet: account of sheep holdings in households for offerings, from the 20th year of rule of either Nabopolassar or Nebuchadnezzar II, Ebabbar archive. ca. 605 BCE or 584 BCE. The Metropolitan Museum of Art.