The following pages are based on the fairly detailed account of Leonardo’s life in chapters 3 and 4 of my previous book, The Science of Leonardo.
Tuscany, 1452–81 (age 0–29)
First Period in Milan, 1482–99 (age 30–47)
Venice, Florence, and Romagna, 1500–1506 (age 48–54)
Second Period in Milan, 1506–13 (age 54–61)