Mr. Gatling's terrible marvel : the gun that changed everything and the misunderstood genius who invented it by Julia Keller

"In Mr. Gatling’s Terrible Marvel, Julia Keller offers a riveting account of the Gatling gun’s invention, its misunderstood creator, and its tremendous impact on American and world events. She also shows how the gun, in its combination of ingenuity, idealism, and destructive power, perfectly exemplified the paradox of America’s rise as a world superpower." - Editorial Reviews