Reference | Title | Date |
RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
RHP146000/423 | Plans of workings at Ordnance Survey National Grid Reference NS 26/8287 Plean Colliery, Plean Bank, Touch Hill, Plean No.4 and No.5 Pits, East Plean and Pleanbank noted on these plans. | 1961-1963 |