Kelton Hill Sheepfold, Mickleton Moor, Teesdale (Baldersdale) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Wilcock, D | 1996 to 1998 | IRIS (Index Record for Industrial Sites) Survey Archive | 91098 |
| 2 | Ordnance Survey | 1856 to 1865 | First Edition Ordnance Survey Map | 6" Yorkshire 4, 1856 |