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| Operator: | Thames Valley | Fleet No: | 556 |
| Chassis: | Bristol LL6B | Chassis No: | 81.121 |
| Body: | ECW B39R | Body No: | 4711 |
| Aug 50 | In service with Thames Valley Traction Company, Reading (556) |
| Sep 50 | Out of service with Thames Valley Traction Company, Reading (556) |
| Sep 60 | In service with United Welsh Services Limited, Swansea (556) |
| Out of service with United Welsh Services Limited, Swansea (556) | |
| Tyler, Worcester |
Status: Survivor
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Thames Valley 556 at Woburn in September 1984 |
| (C) David Mant |