| ID | Repository | Reference | Date | Description | Collection |
|---|---|---|---|---|---|
| 7331 | Public Record Office of Northern Ireland | D/3727 | 1823-1960 | c.5000 documents relating to the Armstrong family, 1... | Armstrong Papers |
| ID | Repository | Reference | Date | Description | Collection |
|---|---|---|---|---|---|
| 7331 | Public Record Office of Northern Ireland | D/3727 | 1823-1960 | c.5000 documents relating to the Armstrong family, 1... | Armstrong Papers |