Reference | Title | Date |
RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
RHP146000/474 | Plans of workings at Ordnance Survey National Grid Reference NS 26/8635 Douglas Colliery, Lord Dunglass Shaft, Lady Mary Shaft, Collierhall, The Place, Wolfcrooks and Rigside noted on these plans. | 1958-1962 |