Newbold Colliery copy plan of Tupton Coal Seam and clay worked up to 22 Oct 1959 Previously worked by Messrs Pearson and Co Ltd of Chesterfield. Certified as to no workings having been made after date of abandonment (31 March 1960). Scale 2 chains: 1 inch, with location key plan (scale 1:10560). [late 20th cent]