Ferris was in the tiny cupola, admiring the immense sphere of Earth above him, when the bell sounded. Galsworth again, no doubt. It had been Galsworth every time for twenty-four hours. What did he want now? Ferris went below, preparing himself for the same ugly face, the usual grating voice. He sat before the screens and snapped a switch. The screen colored, took form. He was right. Galsworth said: "Fuel Station 12?" As if he didn't know. When Ferris nodded, the company head announced: "Replacem