After a worldwide plague breaks civilization, Joaquin Smith and his sister build an empire up the Mississippi Valley. Who would be brave or foolish enough to stand in their way? Who but a young backwoodsman named Hull Tarvish?
"In his short career, Stanley G. Weinbaum revolutionized science fiction. We are still exploring the themes he gave us." —Poul Anderson
"Stanley G. Weinbaum's name deserves to rank with those of Wells and Heinlein—and no more than a handful of others—as among the great shapers of modern science fiction." —Frederik Pohl
In the sky before her were thin shadows leading phantom armies, Alexander the Great, Attila, Genghis Khan, Tamerlane, Napoleon, and clearer than all, the battle queen Semiramis. All the mighty conquerors of the past, and where were they, where were their empires, and where, even, were their bones?