Child's head three-quarters right, Leonardo da Vinci

Date: 15e siècle or 16e siècle. Dimensions: height: 16.9 cm (6.6 in); width: 14 cm (5.5 in). Medium: brush and brown wash, drawing, metal tip, pen. Collection: Louvre Museum. École de Léonard de Vinci - Codex Vallardi 2347 r