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).
Charles le Morvan. Carte photographique de la lune, planche XIX.A (Photographic Chart of the Moon, plate XIX.A), December 26, 1907, printed 1914. National Gallery of Art, Washington.