| Description | Includes mention of barriers between land and draft copies of lease terms. Coloured plan to accompany Mr Mitton's letter of Nov 1921 to the Pentrich Colliery Company Ltd, 31 Oct 1921. Plan showing area of Low Main coal seam which might be worked by the Pentrich Colliery Company Ltd under a sublease from the Butterley Company, early 20th cent, with annotated duplicate. Plan showing Tupton or Low Main and Silkstone coal seams proposed to be subleased by the Butterley Company to Mr C. M. Haslam for the Pentrich Colliery Company Ltd, early 20th cent. |