| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1955 |
|
Imagination Science Fiction, October 1955 | Greenleaf Publishing Company | MAGAZINE | 60 |
| May 1956 |
|
Science Fiction Monthly (Australia), #9 May 1956 | Atlas Publications | MAGAZINE | 52 |
| 1964 |
|
The Last Leap and Other Stories of the Super-Mind | Corgi | Collection | 99 |
| August 1965 |
|
Partenza domenica | Mondadori | Collection | 4 |
| 1966 | AntologÃa de novelas de anticipación sexta selección | Acervo | Anthology | 7 | |
| 1974 |
|
Jenseits der Barrieren | Goldmann | Collection | |3 |