Leap Mill Farmhouse, Aqueduct Wall with Pigsty/Henhouse Attached, Burnopfield (Burnopfield) - 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: 1809, 2, 158 |
| 2 | Unknown | Leap Mill Farm, Burnopfield | ||
| 3 | Leap Mill Farmhouse etc., Burnhopefield |