Synopsis
Larson is being haunted by ghosts and they are all himself.
History
First publication: New Worlds #92, March 1960
Review
An interesting story that puts a kind of scientific explanation to ghosts, using an echo of past time. Well written, surreal and creepy. Recommended.
Videos
We have the story in these editions:
Chronopolis and Other Stories, hardcover, G. Putnam’s Sons, 1971-09-00
The Complete Short Stories, hardcover, Flamingo, 2001-11-00