Support site for the forthcoming book. Under development, but check back in 2026 for more materials, including:

• Data sets that informed the analyses in the book
• Color and interactive versions of some of the data visualizations in the book
• Traces of Galileo’s Marginalia: an evolving list of reported books and manuscripts with Galileo’s handwriting
• Galileo’s Gifts: a specific and growing collection of dedicatory copies with Galileo’s inscriptions
• Galileo Sightings: an analytical catalogue of books printed during Galileo’s lifetime in which he or his instruments is mentioned, but that are not listed among the titles that he or his family owned