| Present Location | Cambrian Heritage Railways, Oswestry |
| County Location | Shropshire |
| Designed For | BR |
| Build Location | Eastleigh |
| Built by | BR |
| Diagram number | 93 |
| Lot number | 30086 |
| Type | TSO |
| First Number | 3950 |
| Later Numbers | M3950 E3950 |
| Present Number | W3950 |
| Current Livery | BR Crimson Lake and Cream |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P.1991. 2001 to Oswestry. Noted 07/07 "in a poor state". Back to Llangollen by 03/09. Restoration completed and in operation by 04/14. Additional photo below shows wooden framed partition windows in this early Mk 1 carriage. 05/21: moved from Llangollen Railway to Cambrian Heritage Railways. |
| External Structural Condition | Good |
| Internal Structural Condition | Good |
| Underframe Condition | Good |
| External Finish | Very Good |
| Internal Finish | Good |
| Degree of External Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Internal Originality | Some replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | As built/last Passenger rebuild (BR or before) |
| Degree of External Authenticity | Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Good |
| Rarity | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 18/10/2014 |
| Surveyor | David Wigley |
| Photo Date | 18/05/2018 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 11/08/2021 |
