Shell Game, a short story by Philip K. Dick, is public domain.
A comparison of the copyright renewal form HERE and the original publication of the short story, in Galaxy Science Fiction, September 1954 (below) proves that the copyright was not properly renewed.
Indeed, it appears that the copyright renewal was actually intentionally falsified so as to give the appearance that the story was still under copyright. An examination of the magazine from the issue where its renewers claim it to have been published DOES NOT CONTAIN the story.
Here is the table of contents from the issue where the claimants claimed it was published:
Shell Game by Philip K. Dick is PUBLIC DOMAIN.
Here is a |PDF|.
Posted by Jesse Willis