Leonardo da Vinci, 1452-1519. "Head of a veiled woman looking to the right". Facsimile of the original "Head Study of Saint Anna", c. 1501/1510. (Study for Saint Anne in the Louvre. Black chalk, 188 × 130 mm. Windsor Castle, Royal Library, RL 1233r). Reproduction (carbon print) after photography of Photographische Kunstanstalt Adolphe Braun (Adolphe Braun, 1812-1877, in collaboration with Charles Braun, 1815-1872, Henri Braun, 1837-1876, and Gaston Braun, 1845-1928). From the portfolio: Drawings by Leonardo da Vinci. Reproduced and published by Braun and Cie., Paris, Dornach (Alsace), London and New York, part II, 60 hand drawings on 40 plates, no. 37 b. Private collection.