Possible site of a medieval pele tower, Newbiggin, Heighington (Newbiggin) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Ostridge, J H | 08-Jun-1949 to 20-Apr-1955 | JO H OSTRIDGE (JHO) Field Investigators Comments | 26-JUL-54 |
| 2 | Surtees, R, EP Publishing Limited, John Nichols and Son | 1823 | The History and Antiquities of the County Palatine of Durham, Vol III | vol.3, p.309 |
| 3 | Mackenzie, E, Ross, M, Mackenzie and Dent | 1834 | An Historical, Topographical, and Descriptive View of the County Palatine of Durham Vol II | vol.2, p.170 |
| 4 | Clack, P A G, Gosling, P F, Northern Archaeological Survey | 1975 | Archaeology in the North Gazetteer 1975 | |
| 5 | Turnball, P, Jones, R | 1978 | The archaeology of the coal measures and the magnesian limestone escarpment in Co. Durham | Redworth, Archaeology, P.141, no. 1 |
| 6 | Fordyce, W, A Fullarton and Co. | 1857 | The History and Antiquities of the County Palatine of Durham Volume I | page 533 |
| 7 | Hadcock, R N | 1939 | A map of Mediaeval Northumberland and Durham | page 198 |
| 8 | Cathcart King, D J | 1983 | Castellarium anglicanum : an index and bibliography of the castles in England, Wales and the islands. Volume I : Anglesey - Montgomery | page 139 |
| 9 | Evans, R | 26-Jul-1954 | Oral Correspondence from R Evans, Farmer, East Newbiggin, Nr New Shildon, Co Durham, 26.7.54 |