Three young men exploring a tunnel they find in the side of a hill experience a terrible consequence.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1977 |
|
Perry Rhodan #107: The Emperor and the Monster | Ace Books | MAGAZINE | 146 |
| April 1997 |
|
Ackermanthology: 65 Astonishing, Rediscovered Sci-Fi Shorts | General Publishing Group | Anthology | 283 |
| September 2000 |
|
Ackermanthology: 65 Astonishing Rediscovered Sci-Fi Shorts, Millennium Edition | Sense of Wonder Press | Anthology | 283 |