Longitude
A More Perfect Heaven: How Copernicus Revolutionized the Cosmos
The Glass Universe: How the Ladies of the Harvard Observatory Took the Measure of the Stars
Caesar's Last Breath: Decoding the Secrets of the Air Around Us
Edinburgh Twilight: Ian Hamilton Mysteries, Book 1
The Man Who Could Be King
The Clockwork Universe: Isaac Newton, The Royal Society, and the Birth of the Modern World
The Planets
The Norman Conquest: The Battle of Hastings and the Fall of Anglo-Saxon England