The book was dedicated to Galileo's patron, Ferdinando II de' Medici, Grand Duke of Tuscany, who received the first printed copy on February 22, 1632.
Buku tersebut didedikasikan oleh pelindung Galileo, Ferdinando II de' Medici, Adipati Agung Toskana, yang meraih salinan cetak pertamanya pada 22 Februari 1632.