Publications (5)
| Date | Publication | Publisher | Type | Page |
|---|---|---|---|---|
| December 1975 | Die Geisterhöhle | Bastei | Chapbook | 3 |
| July 1981 | John Sinclair, #26: Die Geisterhöhle | Bastei | MAGAZINE | 3 |
| July 1993 | Flüche aus dem Jenseits | Bastei Lübbe | Collection | |2 |
| May 2015 | Die Geisterhöhle | Bastei Entertainment | Chapbook | |
| November 2018 | John Sinclair Gespensterkrimi Collection 6 | Bastei Entertainment | Collection | |1 |