Reference | Title | Date |
RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
RHP146000/38 | Plans of workings at Ordnance Survey National Grid Reference NS 26/3623 Mount Thomas Shaft, Sanquhar Shaft, Old Shaft, Stevenson Shaft, Wilson Shaft, Wheatpark Shaft, New Dickson Shaft and Dickson Shaft noted on these plans. | 1955-1957 |