Links:
| D8233 related sites | |
| Class 15 Preservation Society Facebook Page | Official C15PS Facebook page. | 
| D8233 Facebook Page | Updates and Photos of the work on D8233. | 
| D5705 Facebook Page | Updates and Photos of the work on D5705. | 
| BTH Paxman YouTube Page | Latest videos of the restoration of D8233. | 
| D8233's YouTube Page | Archive videos of the restoration of D8233. | 
| Rob Mason | flickr gallery of C15PS Chairman Rob Mason. | 
| Departmentals.com | Info site with pictures of the departmental Class 15s. | 
| Preserved Railways and Loco Groups | |
| East Lancashire Railway | The pro-diesel line in northwest England and home of D8233! | 
| ELR Diesel Group | The collective diesel groups based at the East Lancs Railway. | 
| Class Forty Preservation Society | Custodians of 40106, 40135 and mainline 40145. | 
| Class 37 Loco Group | Restorers of 37003. | 
| Deltic Preservation Society | Owners of D9009, D9015 and 55019. | 
| D7629 (25279) | Info regarding ELR based D7629. | 
| 47765 | Info regarding ELR based 47765. | 
| Diesel Traction Group | Owners and operators of D8568, D7029, D821 and D1015. | 
| Heritage Shunters Trust | Owners of ex-BR and industrial shunting engines. | 
| Irish Traction Group | Owners of a variety of Irish locomotives. | 
| Miscellaneous | |
| WNXX | The definitive site for up-to-date UK fleet news. | 
| Branch Line Society GEN Page | All the latest news on diesel galas. | 
| Six Bells Junction | An encyclopedia of railtour info from across the decades. | 
| Co-Bo World | Information on the unique Co-Bo survivor D5705. | 
| Class 25 Action | List of over 15,000 passenger workings hauled by Class 25s. | 
| Derby Sulzers | David Hills' epic BR/Sulzer Type 2 website. | 
| NYMR Diesels | Information site for diesel workings on this famous line. | 
| Hellfire! | The haulage bashing simulator website. | 
| UK TrainSim | The online home of UK-based railway simulator info. | 
| Richard Carr's Paxman History Page | Also what it says on the tin! | 
| Suppliers and Companies | |
| Alasdair Morgan Ltd | |
| Anvil Tool Company | |
| Bowers Electrical | |
| TK Engineering and Gearcutting | |
| Beaver Sports (Yorks.) | |
| BT-H Magnetos Limited | Owners of the BTH trademark. | 
| Dowding & Mills | Now Sulzer | 
| Heanor Haulage | |
| Little Loco Company Ltd. | Manufacturer of 'O' gauge model of the Class 15. | 
| London & North Western Railway Co. Ltd. | Now Arriva TrainCare | 
| SiliconHoses.com | |
| Langtec Limited | |
| CRF (UK) Ltd | |