Full record for O'Brien, Robert
| Last Name | O'Brien |
| First Name | Robert |
| Nativity | Canada |
| Business | Farmer |
| Year Settled | 1827 |
| Post Office | South Monaghan |
| Township | Cavan |
| County | Durham |
| Atlas Date | 1878 |
| Concession and Lot | Lot size |
| VI, 21 | 98.5 |
| VI, 21: |
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