D6981 | Severn Trent Water Authority | [20th cent] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/1 | Services book | 1961-1965 | Severn Trent Water Authority | Derbyshire Record Office |
D6981/1/1 | Services book number 1, Ilkeston | 1961-1965 | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2 | Plans taken from Contract book 'C' | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/1 | Ordnance Survey sheets number 29, 2nd edition | 1900 | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/2 | Ordnance Survey sheets number 34, 2nd edition | 1900 | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/3 | Tinkersley conduit | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/4 | Stancliffe tunnel | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/5 | Sydnope syphon and Farley Tunnel | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/6 | Farley Tunnel | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/7 | Bentley Syphon | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/8 | Lea Syphon sheet 1 | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/9 | Lea Syphon sheet 2 | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/10 | Sydnope syphon - Darley Dale Station | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/11 | Bentley Syphon - Matlock Bridge Station | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/12 | Lea Syphon - Cromford Station pegs 0-42 | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/13 | Lea Syphon - Cromford Station pegs 42-84 | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/14 | Lea Syphon - Cromford Station pegs 84-126 | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/15 | Lea Syphon - Cromford Station pegs 126-End | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |
D6981/2/16 | Sydnope overflow pipe - Darley Dale and Cromford Stations | [c.1900] | Severn Trent Water Authority | Derbyshire Record Office |