There was a strange light in Doctor Spaulding's eyes. His face was immobile, but the lines were set in an expression of jubilance and triumph. "Come on, Brant," he said quietly, "I have something interesting to show you."

With that remark, he wheeled, and strode into the gloom of the hall. I followed, and our footsteps echoed with hollowness in that spacious, blank space.