HIP-S-000232-0685 Study of the heart and the bronchial arteries, drawing by Leonardo da Vinci (1452-1519), preserved in the Royal Library of Windsor Castle, taken from "Leonardo da Vinci" by Ludwig H Heydenreich (London, 1954) Credit: The Print Collector / 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): 3610 X 4879 Image sizes (cm at 300 dpi): 30 X 41 Image sizes (MB): 3.24 Color space: RGB