1859-1861 John Middleton & Co. 1862-1865 Ed. Holt 1866-1871 J.F. Masser
Publications (5)
- Fairbairn, R.A.; NMRS (1993); British Mining 47 - Mines of Alston Moor, The; ISBN 0901450 40 5; pp.28-29,87-89,91-95,97,166.
- Gill, M.C.; NMRS (1994); British Mining 49 - Wharfedale Mines, The; ISBN 0901450 41 3; pp.61.
- Hill, Alan; NMRS (2012); British Mining 94 - Coal: A Chronology for Britain; ISBN 0901450 6 85; pp.28,29,87-88,91-95,97.
- NMRS; British Mining 78 - Memoirs 2005; pp.137.
- NMRS; Memoirs 1969; pp.47.
Grassfield Mine - Galligill Level above the Great Limestone - 240m- Galligill High Level - 308m
- Galligill Sike Low Level - 366m
- Grassfield Mine - Galligill Level above the Little Limestone - 370m
- Grassfield Mine - Level below Firestone Sill - 708m
- Croft Level - 717m
- Grassfield Mine - Level above Firestone Sill - 810m
- Nentsberry Greens Middle Vein - 815m
- Nentsberry Shaft - 817m
- Eden Braes Level - 839m
- Nentsberry Greens Sun Vein - 841m
Grassfield - 848m
Nentsberry - 850m- Nentsberry Green Level - 858m
- Haggs - 881m
- Nentsberry Greens North Vein - 913m
- Hudgill Burn Mine - 947m
- Hudgill Burn Mine - Deep Level Shaft - 1,030m
- Grassfield Low Level - 1,047m
- Crook Bank Level - 1,059m
- Greengill Mine - Level - 1,068m
- Greengill Mine - East Level - 1,084m
- Hudgill Burn Mine - Firestone Level - 1,094m
- Hudgill Burn Mine - Deep Level Shaft - 1,100m
- Greengill Mine - Firestone Level - 1,151m
- Hudgill Burn Level - 1,209m
- Greengill Mine - Level - 1,209m
- Greengill Mine - Greengill Syke Level - 1,229m
- Hudgill Burn Mine - Coal Pit Level - 1,264m
- Greengill Mine - Glendinnings Shaft - 1,301m
- Greengill Hush - 1,357m
- Greengill Mine - ruin - 1,390m
- High Raise Low Level - 1,425m
- Greengill Mine - 1,434m
- Greengill Mine - Shaft - 1,485m
- Lovelady Shield Level - 1,529m
- Slate Sill Level - 1,579m
- Nentsberry - Level - 1,631m
- Lovelady Shield Shaft - 1,632m
- High Raise High Level - 1,672m
- Black Syke - Level - 1,677m
- Greengill Mine - Level - 1,725m
- Bloomsberry Level - 1,757m
- Slate Sills Level - 1,805m
- Bentyfield - Firestone Level - 1,819m
- Brownley Hill Mine - 1,827m
- Hudgill Burn Mine - Bingsteads - 1,828m
- Wellgill Shaft - 1,833m
- Firestone Level - 1,840m
- Nenthead - Holmsfoot Level - 1,848m
Spelter Works - 1,850m- Black Moss Wood Level - 1,869m
- Cowper Dyke Heads Level - 1,894m
- Cowper Sun Vein Level - 1,908m
- Black Syke - Level - 1,909m
- Redgroves Hush - 1,919m
- Fletcheras Rake - 1,932m
- Nenthead Fields North Level - 1,981m
