ADA-F-009837-0000 Studies of proportions of the face (with notes), 1489-1490, metal tip, pen and brown ink on paper, Leonardo da Vinci, Biblioteca Reale, Musei Reali, Torino Credit: Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Artist: Leonardo da Vinci (1452-1519) Date of artwork: 1489-1490 Period and style: High Renaissance Location: Turin, Musei Reali, Biblioteca Reale Photographer: Anderson Date of photography: 1890 ca. Place of photography: Turin, Musei Reali, Biblioteca Reale Collection: Alinari Archives-Anderson Archive, Florence Object type: glass plate Photographic technique: N silver gelatin dry negative Dimensioni: 21 X 27 cm Technical info Image sizes (pixel): 1818 X 2148 Image sizes (cm at 300 dpi): 15 X 18 Image sizes (MB): 2.64 Color space: RGB