Williamthorpe Colliery leavers book Marked on front as record of men and boys leaving and disposing of their records. Arranged in sections by alphbetical letter of surname. Columns for number, full name, date of birth, date of leaving, date record card sent to colliery, and date of sending card. Includes loose typed lists of workers at Williamthorpe Canteen and Colliery redundant, dismissed or transferred, with columns recording check number, names, address, date of birth and date started in industry, May-Oct 1972, list of workers retained for dismantling of Williamthorpe Colliery. Also with lists of redundancies and transfers at Bolsover, Holmewood, Warsop and Duckmanton Depots, Duckmanton Workshops, Langwith Colliery Canteen, Warsop Colliery and Markham Colliery, June -August 1972 Jan 1961-Aug 1972