Chapter 1 IT is sixteen years since John Bergson died. His wife now lies beside him, and the white shaft that marks their graves gleams across the wheat-fields. Could he rise from beneath it, he would not know the country under which he has been asleep. The shaggy coat of the prairie, which they lifted to make him a bed, has vanished forever. From the Norwegian graveyard one looks out over a vast checker-board, marked off in squares of wheat and corn; light and dark, dark and light. Telephone wires hum along the white roads, which always run at right angles. From the graveyard gate one can count a dozen gayly painted farmhouses; the gilded weather-vanes on the big red barns wink at each other across the green and brown and yellow fields. The light steel windmills tremble throu