Reference | Title | Date |
RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
RHP146000/680 | Plans of workings at Ordnance Survey National Grid Reference NT 36/0089 Blairhall Colliery, Comrie Colliery, Comrie Castle, Mains of Comrie, Tapitlaw, Blairhall and East Grange named on these plans. | 1960-1963 |