License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Ryūryūkyo Shinsai. Utensils for the Incense Ceremony, “Incense Master” (Kōgiki), from the series An Array of Artisans, ca. 1810s. The Metropolitan Museum of Art.