| Repository | Special Collections Archives (GB 0029) |
| Ref No | EUL MS 416/PRO/13/6/1/3 |
| Date | 07 Mar 2000 |
| Level | File |
| Extent | 4 negative film strips |
| Title | Negatives of 'Pipeworks boghorn and emersion heater' |
| Creator Name | Common Ground; arts and environmental charity (1982-) |
| AccessStatus | Open |
| Copyright | Peter Ursem |