| Description | Comprising envelope containing submission of JW Pirie, Chief Inspector of Mines and Quarries, at public inquiry, copy of memorandum on Ollerton widner, 1961, particulars of instructions given to No. 3 winders, and copy of code of practice for winders, banksmen and onsetters, with bundle of daily attendance figures at Markham Colliery, 7 July- 5 Oct 1973, including memorandum on layout and management organisation |