Cracoe
- Letters about proposed limestone quarry at Butterhaw, 1951.
- Bolton MSS (Duchy of Devonshire) extracts from Barmasters’ Grants 1747-1754.
- Bolton MSS (Duchy of Devonshire) lead raised from Cracoe 1837-1853.
- Foster, R.H. “Aggregates from the Yorkshire Dales”, The Railway Magazine, (1977), pp.470- 473
