They ascribed it to some change in the magnetism of the iron shell and disk.
The world of Weald Three grew brighter and brighter and became a disk.
In the first was the disk, the symbol of the god; in the second, the god itself.
The disk had ice-caps and a reasonable proportion of land and water surface.
It was a disk as big as a dollar with a lot of needles in it.
In the center of the disk was a metal seat with a control board near-by.
I glanced curiously at Correy, and then bent my attention on the image in the disk.
The disk of crystal was set almost flush with the floor, its edge beveled.
The first sketch shows the eye looking directly at the disk 1.
Linnell studied the colored arrows as they sped around the disk.