"Nothing.  She's just mixed up." But Jill continued to think about it.  It occurred to her that she might locate the Man from Mars by making inquiries around the diet kitchens.  She put the idea out of her mind; it would take a full day to visit all the diet kitchens in the acres of ground covered by the sprawling buildings. Bethesda Center had been founded as a naval hospital back in the days when wars were fought on oceans; it had been enormous even then.  It had been transferred later to Health, Education, & Welfare and had expanded; now it belonged to the Federation and was still larger, a small city.