Almond, J.K., 1977. The Nenthead & Tynedale Lead & Zinc Company Ltd. 1882-1896. Memoirs of the Northern Mine Research Society 1977, British Mining No.5, p.22-23.
Fairbairn, R.A., 1993. The Mines of Alston Moor. A Monograph of the Northern Mine Research Society, British Mining No.47, p.28, 45, 50-54, 57, 159, 164, 173.
Fairbairn, R.A., 1995. Lead Mine Waggons of Northern England and Southern Scotland. A Monograph of the Northern Mine Research Society. British Mining No.54, p.28-29.
Fairbairn, R.A., 2000. Allendale, Tynedale and Derwent Lead Mines. A Monograph of the Northern Mine Research Society, British Mining No.65, p.30-32, 129.
Jackson, P., 1969. Some preliminary notes on the mining region of Alston Moor. The Northern Cavern and Mine Research Society Memoirs 1969, p.42, 47, 50, 52, 53.
Jackson, P., 1971. Two small mine buildings of Alston Moor. Memoirs of the Northern Cavern & Mine Research Society Vol.2 No.1, p.29-30.
Lawson, J., 1999. Recent Explorations in Scaleburn Vein (Nenthead, Alston Moor, Cumbria) Northern Mine Research Society, British Mining No.63 Memoirs 1999, p.92.
Lawson, J., 2015. Smallcleugh Mine – Exploration History. Northern Mine Research Society. Memoirs 2015, British Mining No.100, p.43.
List of Mines 1883-1888.
Mineral Statistics 1882-1886, 1888-1893.
OS 1:10560 map Cumberland XXXIV (1859).
OS 1:10560 map Cumberland XXXIV SW (1898).
Report of H.M. Inspector of Mines for the Newcastle District for the Year 1898, p.47, 53.
Reports of the Inspectors of Mines List of Mines 1875-1882.
Or: Nentsberry Mining Company. Nentsberry Haggs Mine. Nentsbury Mine.
See also: Alston Moor Mining Company Ltd. Anglo-Austral Mines Ltd. Brownley Hill Mine. Lugdale Chemical Company. Vieille Montagne Zinc Company UK mines.