In front of her stood a small table upon which rested a crystal ball.
The hypnotist uses a crystal ball and chain for this experiment.
Now, concentrate and fix your gaze on the ring, crystal ball, or locket.
She had a magnifying-glass on one side of her and a crystal ball on the other.
The eyes, fixed upon the crystal ball, were turned away from her.
At that instant her attention was caught and held by that crystal ball.
It came from the lips of that girl sitting close to the crystal ball.
That crystal ball now—the one she had seen that very afternoon.
She had been told that visions truly do come to those who gaze into the crystal ball.
Madame arranged them about the crystal ball, but some distance away from it.