The Difference Engine

This sci-fi thriller takes readers back to the Industrial Revolution, where steam-driven cybernetic Engines power technology that's centuries ahead of its time. Three dynamic characters -- a dishonored woman, an explorer, and a spy -- embark on a dangerous adventure after discovering a box of mysterious Engine cards. This collaborative novel by two world-famous science fiction authors is part detective story, part historical fiction, and all action. Prepare to step into a world where the past and future collide in unexpected ways.