Numbers 1, 2 And 3 (The Conifers), The Green, Whorlton (Whorlton) - Source of Reference
| No. | Originator(s) | Date | Title | Notes |
|---|---|---|---|---|
| 1 | Department of Environment, English Heritage, Historic Buildings and Monuments Commission | 1950 | List of buildings of special architectural or historic interest, also known as "Greenbacks" | LB Volume, Map & Item: 457, 8, 76 |
| 2 | Durham County Council, Wilson, J | Dec-1976 | Grants for repair and maintenance of historic buildings | No. 2 |
| 3 | Durham County Council | 1, 2 & 3 (The Conifers), The Green, Whorlton | ||
| 4 | Yorkshire Vernacular Buildings Study Group | 1988 | Whorlton, Middle Cottage |