| Present Location | Didcot |
| County Location | Oxfordshire |
| Designed For | GWR |
| Build Location | Swindon |
| Diagram number | C77 |
| Lot number | 1593 |
| Type | TK |
| First Number | 1111 |
| Later Numbers | 99500 |
| Present Number | 1111 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P 1969 by GWS. |
| Owner | Great Western Preservations Ltd |
| External Structural Condition | Fair |
| Internal Structural Condition | Satisfactory |
| Underframe Condition | Satisfactory |
| External Finish | Poor but Substantially Complete |
| Internal Finish | Satisfactory |
| Degree of External Originality | Some replaced/reproduced material |
| Degree of Internal Originality | Some replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | Some replaced/reproduced material |
| Degree of External Authenticity | Good |
| Degree of Internal Authenticity | Good |
| Degree of Underframe Authenticity | Good |
| Rarity | Several |
| Historical Importance | Some Importance |
| Storage | Under Cover |
| Operating | No |
| Survey Date | 20/08/2004 |
| Surveyor | Kevin Stroud |
| Photo Date | 01/03/2010 |
| Photo by | Mick Howse |
| At Risk | No |
| Date Record Last Updated | 11/04/2016 |
