| Reference | Title | Date |
| RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
| RHP146000/829 | Plans of workings at Ordnance Survey National Grid Reference NT 36/3266
Lady Victoria Colliery, Lingerwood Colliery, Easthouses Colliery, Newbattle Abbey, Newbattle Church, Esk Valley College, Eskbank Carpet Works, Hardengreen Junction, Dalkeith Telephone Exchange, Dalkeith Gas Works, St David's Senior Secondary School, Dalkeith Sewage Works, Newmills House and Eskbank House named on these plans. | 1957-1980 |