License, verbatimPD
The National Gallery of Art: open access image with no usage restrictions under the NGA's open access policy (openaccess=1 in the Gallery's published_images dataset).
Odilon Redon. Et un autre ange sortit du temple qui est au ciel, ayant lui aussi une faucille tranchante (And another angel came out of the temple which is in heaven, and he also having a sharp sickle), 1899. National Gallery of Art, Washington.