Avon ("first printing") June 1969 paperback (first publication in any form.) Cover by Edward Soyka, 175 pages. Condition is Fine (minus): very tight and square with flat spine, age tanning is mild and uniform, no interior marks, some very light rubbing front and back (see scan.) This looks new and unread, with a trace of shelfwear.

The official designation of the giant antigravity disk floating 3 miles high was International Land Extension U. S. 23; but in the fam-apts and dormitories in its shadow it was known as "heaven." The name was leff over from the early day of the Compression when its open green spaces and thin clean air were tantalizing reminders of the earth's past. People never went there; it was operated by robots. But Johnny Considine went there. And found a community of fugitives who had reverted to savagery - a potential army needing only his ruthless cunning to become a terrible menace to Earth...