Lothersdale
- Chatsworth MSS (Duchy of Devonshire) – letter re lead vein at Park Head Quarry, 1781.
- Sketch plan of veins at Tow Top and Park Head.
- Notes on the Eddy Family – Duke of Devonshire’s Mineral Agents.
- Wills of Stephen and James Ray Eddy, 1861 & 1914.
