License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
José Guadalupe Posada. A man bending down to look at a woman with a sign on her back, illustration for 'El Abanico (The Admirer)', ca. 1880–1910 (a later impression). The Metropolitan Museum of Art.