Armchair Fiction presents extra large editions of classic science fiction double novels. The first novel is by sci-fi great, George O. Smith. "Operation Interstellar" is a grand piece of space opera. For years men had struggled with the linking up of real-time planetary communications. They said the theory wasn't sound. It seemed impossible. But Paul Grayson had been working with the Z-wave in the hope of establishing the legitimacy of his own theories...