British Built by Class Photographs
For a decade or more the Class 37/4 was the dominant traction on Valley line services from Cardiff to Rhymney. On October 8th 2005 Class 37/4 no. 37419 approaches Ystrad Mynach from the North with a Cardiff Bound service.
© Vernon Large
© Vernon Large
New Built Classifications
| 1000 Class | 90 Class | D17/1 Class | DE3 Class | 17/3 Class | 1851 Class |
Reclassifications
| 87 Class | Class 37 | Class 37/0 | Class 37/3 | Class 37/4 | Class 37/5 |
| Class 37/6 | Class 37/7 | Class 97/3 |
Re-engineered
| Class 37/9 | EWS IU |