The Square and the Tower: Networks and Power, from the Freemasons to Facebook by Niall Ferguson 17 h 22 min
Rocket Men: The Daring Odyssey of Apollo 8 and the Astronauts Who Made Man’s First Journey to the Moon by Robert Kurson 12 h 20 min
Breaking Rockefeller: The Incredible Story of the Ambitious Rivals Who Toppled an Oil Empire by Peter B. Doran 9 h 55 min