Dirty Bertie - Series 1 - David Roberts 10 Books Collection Set (Fangs, Fetch, Germs, Mud, Bogeys, Yuck, Burp, Pants, Fleas, Worms)
| Country | USA |
| Brand | Colt Studio |
| Manufacturer | Colt Studio Group |
| Binding | Calendar |
| ItemPartNumber | HCM17 |
| Model | HCM17 |
| IsAdultProduct | 1 |
| Format | Wall Calendar |
| UPCs | 094966201496 |
| EANs | 0094966201496 |
| ReleaseDate | 0000-00-00 |
