Prehistoric worked flints findspot, Butsfield Fell, Lanchester (Lanchester) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Bowes Museum Record Card | note with 1983.47 | ||
| 2 | Society of Antiquaries of Newcastle upon Tyne | 1923 | Meeting of Society of Antiquaries of Newcastle Upon Tyne 26.07.1922 No. 20 | p 276 |
| 3 | Annotated Ordnance Survey map, 1:2500 1st Edition, undated |