"Schema delle Proportiononi," standing relief "Vitruvian Man." Leonardo da Vinci's famous pen drawing from one of his legendary notebooks has become a global symbol of progress, science, and medicine. Available from ars mundi, this standing relief is a striking addition to any desk. Made of polymer cast, hand-poured with a fine bronze patina, and featuring a signed inscription on the back, it measures 16 x 17 x 3.5 cm.