Full record for Heffernan, Cornelius
| Last Name | Heffernan |
| First Name | Cornelius |
| Nativity | Ireland |
| Business | Farmer |
| Year Settled | 1850 |
| Post Office | Lang |
| Township | Otonabee |
| County | Peterborough |
| Atlas Date | 1871 |
| Concession and Lot | Lot size |
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