Empire of Unreason - Keyes, J Gregory

In this sequel to "Newton's Cannon" and "A Calculus of Angels", after Sir Isaac Newton uncovers the secrets of alchemy, dark sorcery rules. The demonic Malekim won't tolerate hope, so Benjamin Franklin and his secret society, the Junto, exist on the mutual trust of Native Americans, whites, and freed blacks.

Empire of Unreason 2001, Del Rey Books

ISBN-13: 9780345406101

Mass-market paperback

Empire of Unreason 2000, Del Rey Books, New York, NY

ISBN-13: 9780345406095

Trade paperback