Wool House, Barnard Castle (Marwood) - 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: 1400, 12, 59 |
| 2 | Hammond, N | 1997 | Personal comment by Niall Hammond 1997 | |
| 3 | North Yorkshire and Cleveland Vernacular Buildings Study Group | 1987 | Durham, Marwood, Wool House | |
| 4 | Carter Jonas | 1998 | Carter Jonas, Wool House Farm | |
| 5 | Durham County Council | Wool House, Barnard Castle | ||
| 6 | Durham County Council | Wool House, Barnard Castle |