Lawson, J., 1972. Statistics of Mineral Production of the Pennines Part 2. Westmorland & the Lake District. Memoirs of the Northern Cavern & Mine Research Society Vol.2 No.2, p.52-53.
List of Mines 1920-1938, 19845-1949.
Mineral Statistics 1854-1855, 1858, 1860, 1864-1865, 1867-1874, 1880.
Mineral Statistics 1882-1899, 1906, 1909, 1911, 1920-1931, 1938.
MJ 1883, p.226
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1873, p.x, 337-338.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1874, p.xix, 349, 365.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1875, p.xviii,xxii, 263, 386.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1876, p.xix, 238.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1877, p.xix, 257.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1878, p.xv, 300.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1879, p.xxi, 348.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1880, p.xxv, 318.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1881, p.xxv, 389.
Reports of the Inspectors of Mines to Her Majesty’s Secretary of State for the Year 1882, p.xxv, 320.