Butterley Company correspondence file on minerals on Mr White's property in Codonor and Loscoe, including the lease of Mirey Lees, Loscoe With plan of land at Loscoe belonging to Mr J. C. White, Mar 1917, and purchase agreement between the Butterley Company and Mr White's estate for lease of land on coal seams known as Deep Hard and Main Soft in the parishes of Codnor and Loscoe, Mar 1909, with attached plan. Dec 1904-Mar 1917