License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Goya (Francisco de Goya y Lucientes). Plate 16 from "The Disasters of War" (Los Desastres de La Guerra): They make use of them (Se aprovechan), ca. 1810 (published 1863). The Metropolitan Museum of Art.