Reference | Title | Date |
RHP146000 | National Coal Board Inspectorate plans of workings | 1957- |
RHP146000/451 | Plans of workings at Ordnance Survey National Grid Reference NS 26/8464 No colliery names listed on these plans. Windyedge No.3 bore, Easter Bracco No.20 bore, Duntilland No.4 bore and Benfoot No.4, No.5 and No.8 bore noted on these plans. | [20th century] |