Geheime Kräfte?
| Series | Falk |
| Number | Vol. 89 |
| Publisher | Walter Lehning Verlag, Walter Lehning Verlag GmbH |
| Date | 1966 |
| Type | Comic Strips |
| Language | German |
| Printed By | Druckhaus Lichterfelde GmbH |
| Genre | Action/Adventure |
| Published in | Europe |
| Pages | 22 |
Added by persh