D7165 | Derbyshire colliery surface plans and Geological Survey maps | [20th cent] | Unidentified | Derbyshire Record Office |
D7165/1 | Derbyshire colliery surface plans | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/1/1 | National Coal Board East Midlands Division number 4 area - Brookhill Colliery | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/1/2 | National Coal Board East Midlands Division number 4 area - Brookhill Colliery, 1939 revision | 1939 | Unidentified | Derbyshire Record Office |
D7165/1/3 | Brookhill Colliery surface plan | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/1/4 | Brookhill Colliery shaft section | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/1/5 | Pinxton Collieries surface plan | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/1/6 | National Coal Board East Midlands Division number 4 area - South Normanton Colliery, 1939 revision | [20th cent.] | Unidentified | Derbyshire Record Office |
D7165/2 | Derbyshire Geological Survey maps | 1900-1955 | Unidentified | Derbyshire Record Office |
D7165/2/1 | Derbyshire Geological Survey map 2nd. edition sheet 27 NE | 1900 | Unidentified | Derbyshire Record Office |
D7165/2/2 | Derbyshire Geological Survey map 1921 edition sheet 36 NW | 1921 | Unidentified | Derbyshire Record Office |
D7165/2/3 | Derbyshire Geological Survey map 1921 edition sheet 36 SW | 1921 | Unidentified | Derbyshire Record Office |
D7165/2/4 | Derbyshire Geological Survey map 2nd edition sheet 41 NW | 1901 | Unidentified | Derbyshire Record Office |
D7165/2/5 | Derbyshire Geological Survey map 2nd edition sheet 41 NW, reproduced 10th May 1951 | 1951 | Unidentified | Derbyshire Record Office |
D7165/2/6 | Derbyshire Geological Survey map Provisional edition sheet 45 NW | 1955 | Unidentified | Derbyshire Record Office |