License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Paul Gavarni [Chevalier]. "We're wearing lots of flowers this spring, especially on hats" (Fashionable Magazine), plate IX from the suite The English At Home, from Masks and Faces, 1853. The Metropolitan Museum of Art.