1855: The Industrial Revolution is in full and inexorable swing, powered by steam-driven cybernetic Engines. Charles Babbage perfects his Analytical Engine and

"Drawing on previously unused archival material, The Difference Engine is a tale of both Babbage's nineteenth-century quest to build a calculating engine and it

“The ferociously talented Gibson delivers his signature mélange of technopop splendor and post-industrial squalor” (Time) in this New York Times bestseller