Synopsis
History
First publication: Astounding Science Fiction, June 1949
Review
Videos
We have the story in these editions:
Astounding Science Fiction, June 1949, edited by John W. Campbell, Jr., magazine, Street & Smith, 1949-06-00
All of the stories in the Rull series:
The Second Solution
The Rull
The Sound
The Green Forest
The First Rull
Cooperate—Or Else!
The War Against the Rull
The Gryb
