Cup-marked boulder, Bracken Heads, Marwood Parish, Teesdale (Eggleston) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Brown, P | 2003 | Personal Communication by P Brown on Various Sites | |
| 2 | Beckensall, S, Laurie, T | 1998 | Prehistoric rock art of County Durham, Swaledale and Wensleydale | Page 86 rock 1 |
| 3 | Gledhill, T, Nichol, R, English Heritage | 2000 to 2003 | Scheduled Monument (SM) and Monuments Protection Programme (MPP) Files | |
| 4 | Durham County Council, Northumberland County Council | 2005 | NADRAP Durham Box File 2 | Rock Art ID # 2028 |
| 5 | Beckensall, S | 1980 to 1997 | 2 photographs of a cup-marked boulder, Bracken Heads, Marwood Parish, Teesdale | |
| 6 | Tavener, P | Jan-2002 to Mar-2003 | Monuments Protection Programme (MPP) Upper Teesdale, Completed Sites, 2002-2003 | AI Number: 159455 Date of Visit: 13/02/2003 |