| Level | Item |
| Ref No | OFC/2/2/3/6/1 |
| Title | Our Backyard - How Green Was My Valley |
| Date | 4 June 1991 |
| Extent | 1 VHS tapes, 1 mp4 file (325.8 MB) |
| Creator Name | Observer Film Company Limited; 1988-1995; television production company |
| Description | Recording of the documentary 'How Green Was My Valley', made for the 'Our Backyard' series. Episode concerns a toxic waste plant in Gwent, South Wales. Duration: 26 minutes |
| Access Status | Open |
| Access Conditions | Access via the GNM Digital Repository |
| Format | Electronic record |
| Video recording |