Synopsis
History
First publication: Astounding, March 1947
Review
Videos
We have the story in these editions:
The Best of Jack Williamson, paperback, Del Rey, 1978-06-00
With Folded Hands ... And Searching Mind , hardcover, Haffner Press, 2010-05-04
Astounding Science Fiction, March 1947, edited by John W. Campbell, Jr., magazine, Street & Smith, 1947-03-00