Souls in the Great MachineSouls in the Great Machine is the first volume of Sean McMullen's brilliant future history of the world of Greatwinter. The great Calculor of Libris was forced to watch as Overmayor Zarvora had four of its components lined up against a wall and shot for negligence. Thereafter, its calculations were free from errors, and that was just as well for only this strangest of calculating machines and its two thousand enslaved components could save the world