Die Lektionen von Professor Weichbirne
| Publisher | Volksverlag |
| Type | Comic Book, Softcover |
| Language | German |
| Artist | François Boucq, Pierre Christin |
| Published in | Germany |
Added by ClaepsHydra
| Publisher | Volksverlag |
| Type | Comic Book, Softcover |
| Language | German |
| Artist | François Boucq, Pierre Christin |
| Published in | Germany |