| Present Location | Crewe LNWR Heritage Company |
| County Location | Cheshire East |
| Designed For | BR |
| Build Location | Derby |
| Built by | BREL |
| Diagram number | 83 (AD107) |
| Lot number | 30859 |
| Type | FO |
| First Number | 3370 |
| Later Numbers | 6708 |
| Present Number | 6708 Mount Helicon/The Hippocrene Bar |
| 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 | Built 1973-1974. Converted from FO to RLO (Sleeper Reception Car) in 1988. P 2020 - based at Crewe LNWR Heritage Company site. 2023 named 'Mount Helicon' and also carries branding as 'The Hippocrene Bar' in crimson lake & cream. |
| Owner | Locomotive Services Ltd |
| External Structural Condition | Very Good |
| Internal Structural Condition | Very Good |
| Underframe Condition | Very Good |
| External Finish | Very Good |
| Internal Finish | Very Good |
| Degree of External Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Internal Originality | As built/last Passenger rebuild (BR or before) |
| 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 | 28/09/2020 |
| Surveyor | Steve West |
| Photo Date | 21/04/2023 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 18/08/2023 |
