License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Ryūryūkyo Shinsai. Spring Rain Collection (Harusame shū), vol. 2: Cranes at Tsurugaoka Hachimangō Shrine in Kamakura, 1810s. The Metropolitan Museum of Art.