To my illustrious Lord, Lodovico, Duke of Bari, Leonardo da Vinci of Florence— Leonardo.
[Footnote: Evidently a note of the superscription of a letter to the Duke, and written, like the foregoing from left to right. The manuscript containing it is of the year 1493. Lodovico was not proclaimed and styled Duke of Milan till September 1494. The Dukedom of Bari belonged to the Sforza family till 1499.]
Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.