The next day, at lunch, Sachiko Koremitsu had the answer to the second question. Four or five electrical engineers had come down by rocket from the ship, and she had been spending the morning with them, in oxy-masks, at the top of the building. “Tony, I thought you said those generators were in good shape,” she began, catching sight of Lattimer. “They aren’t. They’re in the most unholy mess I ever saw. What happened, up there, was that the supports of the wind-rotor gave way, and weight snapped the main shaft, and smashed everything under it.” “Well, after fifty thousand years, you can expect something like that,” Lattimer retorted. “When an archaeologist says something’s in good shape, he doesn’t necessarily mean it’ll start as soon as you shove a switch in.” “You didn’t notice that it

