| 3096 | Dún Laoghaire-Rathdown County Council | LA1/4 | 1877-1883 | Minutes of the Blackrock Town Commissioners and Urba... | Blackrock |
| 3176 | Dún Laoghaire-Rathdown County Council | LA1/400 | 1881 | Copy mortgage of £500 and £1,000 respectively take... | Blackrock |
| 3177 | Dún Laoghaire-Rathdown County Council | LA1/402 | 1908 | Copy £1000 mortgaged deed. Mrs S.E. Pease, Mor... | Blackrock |
| 3178 | Dún Laoghaire-Rathdown County Council | LA1/403 | 1904-1905 | Documents, 1904-1905, relating to case taken by Blac... | Blackrock |
| 3179 | Dún Laoghaire-Rathdown County Council | LA1/416 | 1863 | Manuscript letter acknowledging receipt of an addres... | Blackrock |
| 3180 | Dún Laoghaire-Rathdown County Council | LA1/422 | 1873 | Printed Appeal for donations from the Booterstown, B... | Blackrock |
| 3181 | Dún Laoghaire-Rathdown County Council | LA1/423 | | Printed regulations issued by Blackrock Township gov... | Blackrock |
| 3182 | Dún Laoghaire-Rathdown County Council | LA1/425 | 1877 | Graph detailing weekly fluctuations in the number of... | Blackrock |