License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Jules-Edmond-Charles Lachaise. Ten designs for the decoration of houses, including at least one for the stairway of the Chateau d'Ognon of M. deMachy (Oise, France), second half 19th century. The Metropolitan Museum of Art.