Chapter 5When Edison retired to bed, he expected to instantly fall asleep, but instead he was drawn to stare into the crystal ball. But even though he stared into it until he could scarcely keep his eyes open, the crystal remained stubbornly opaque. Bollocks. I need to sleep. He set the ball back on its stand, blew out the lamp, and settled to sleep. …Edison looked around; even his most vivid dreams hadn’t been like this. He could smell the stench of death and decay and feel the cold and damp of the tunnel. But even without any natural light, he could sense he was turning in a circle more than once until he came to a cavern. He stood at the edge of a huge chasm. Below him were figures, too far away to see clearly. Despite which, Edison was certain one was Eira and another his mother, bo