Also known as Le proporzioni del corpo umano secondo Vitruvio ¿ "The proportions of the human body according to Vitruvius" ¿ da Vinci''s world-famous Vitruvian Man was illustrated by the Renaissance genius in approximately 1490. This pocket-sized notebook features 64 blank pages and makes a great place to store phone numbers, appointments, and more. It''s also a wonderfully portable sketchbook.