Selected: CO. DERRY, DRENAGH
| Name: | HARGRAVE, JOHN |
| Building: | CO. DERRY, DRENAGH |
| Date: | 1825ca |
| Nature: | Unexecuted designs, for Marcus Conolly McCausland. |
| Refs: | Photocopies of plans and elevations in PRONI, T1697/1 (see PRONI e-catalogue); Alistair Rowan, The Buildings of Ireland: North West Ulster (1979), 249 |
| Name: | LANYON, CHARLES (SIR) |
| Building: | CO. DERRY, DRENAGH |
| Date: | 1836 |
| Nature: | New Italianate mansion, for Marcus Conolly McCausland. |
| Refs: | W.D. Girvan, Historic Buildings in North Derry (UAHS, 1975), 21-24(illus.); Alistair Rowan, The Buildings of Ireland: North West Ulster (1979), 249-50 |