She rubbed her eyes, went to the ladder bolted to the wall and climbed the five rungs, undoing the catch on the roof-hatch without bothering to look at it. She came up here most mornings now, started her day with the water and then the city. Unless it was raining, or too foggy, and then it was her turn to pump the ancient Coleman, its red-painted tank like a toy submarine. Skinner did that, on good days, but he stayed in bed a lot when it rained. Said it got to his hip.