Copy of a lease and release by John Turner to Sir John Musters and Charles Musters, of ironstone and mines on the lands of Somercotes, Alfreton Parties: (1) John Turner of Swanwick, Derby, esquire, (2) Sir John Musters of Hornsey, Middlesex, knight, and Charles Musters of Inner Temple, London, esquire, and (3) Sir Richard Spencer of Offley, Hertfordshire, baronet, and John Spencer of Inner Temple, London, esquire In consideration of £100 21 Dec 1686