 Polio by David M. Oshinsky |  Rats, Lice and History by Hans Zinsser |  Disease by Mary Dobson |  1491 by Charles C. Mann |  The Great Influenza by John M. Barry |  Pox by Michael Willrich |  The Plague Race by Edward Marriott |  1493 by Charles C. Mann |  Connections by James Burke |  The Codebreakers by David Kahn |  A Crack in the Edge of the World by Simon Winchester |  The Big Oyster by Mark Kurlansky |  The Most Powerful Idea in the World by William Rosen |  Beyond Uncertainty by David C. Cassidy |  Project Orion by George Dyson |  Defenders of the Truth by Ullica Segerstrale |  The Little Ice Age by Brian Fagan |  Coal by Barbara Freese |  The Calendar by David Ewing Duncan |  When Old Technologies Were New by Carolyn Marvin |