Distributed to newstands in August 1961. This issue includes 10 pages of paid advertisements.
Distribution date from Joseph Marek's Marvel Comics Group history website.
Retold in Silver Surfer (Marvel, 1968 series) #3 (December 1968) as a Tales of the Watcher story by Stan Lee and Gene Colan. Another version of this story is told in Marvel: The Lost Generation (Marvel, 2000 series) #11 by Roger Stern and John Byrne. The later story uses a Skrull as the alien and Reed Richards as the scientist who discovers the amnesiac's true identity.
Previews next issue's stories.