 What is true about the Red Spot Fever?
What with red-spot fever, talking cockatoos and flagpole trees, I was running in circles—especially since Grannie became twins every now and then. If my calculations are right, we've hit it at its narrowest spot." He could be excused this time, however, for this was only our third day on Jupiter's Eighth Moon, and the country was still strange to us. Blood-and-thunder as these books are, however, they have one redeeming feature—authenticity of background. So now here we were at the outer reaches of the Baldric, four travelers on foot with only the barest necessities in the way of equipment and supplies. Above us, the great disc of Jupiter began to descend toward the horizon.
 Infra-red rays influence people, and they end up lost in the Baldric.
 It is contagious, and it is affecting nearly every worker.  There is no known cure for it.  It makes people vanish into thin air.  Infra-red rays influence people, and they end up lost in the Baldric.