HIP-S-000115-5850 Anatomical study of a human skull, drawing, Leonardo da Vinci (1452-1519) Credit: Ann Ronan Picture Library / Heritage Images /Alinari Archives, Florence WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Collection: Heritage Images /Alinari Archives, Florence Object type: digital image Photographic technique: P digital image Technical info Image sizes (pixel): 3561 X 4905 Image sizes (cm at 300 dpi): 30 X 41 Image sizes (MB): 5.36 Color space: RGB