here," Lucy said, hauling him back into the living room where a number of people who had been enjoying the domestic fracas suddenly broke into loud and animated chatter. "Dr. Hildebrand was telling us all about nuclear fission." "Can't find an ashtray," Bill muttered, seizing on something tangible. "Can't find an ashtray in the whole darn place." "We've been over this millions of times, Bill. You know—" she smiled at the guests, a smile that carefully excluded Bill. "—I'm allergic to smoke, but I never can get my husband to remember he isn't to smoke inside the house." "Now take the neutron, for example," Dr. Hildebrand said through a mouthful of pâté. "What is the neutron? It is only ... What was that?" The wraith of Gloria crossed the foyer and disappeared. Bill took a step forward; then stood still. Lucy smiled self-consciously. "That's nothing at all. The house is merely haunted." Everyone laughed. "Forgot something," Bill muttered, and dashed back into the study. He yanked open the bottom drawer of the desk. Sure enough, there was a bottle of Schenley, nearly a third full. "There are some advantages," he thought as he tilted it to his lips, "in having a limited imagination."