Teacher in Faith and Virtue

Based upon the manuscripts and text of the commentary on St. Paul written by Lanfranc of Bec in the mid-eleventh century, this book examines the context, theology, and methods of Lanfranc's composition and the influence of his teaching at Bec.

Codes And Ciphers

All you need to know about making and breaking codes. Gem Codes and Ciphers touches on everything from the smoke signals used by Native American Indians to encryption devices used by government agencies and the military. Not only does this handy, pocket-sized book cover the history of the development of codes and ciphers, it also has practical information and advice on how to make codes and, more importantly, how to break them! Topic...