| Last Name | Armstrong |
| First Name | R.G. |
| Nativity | Canada |
| Business | Farmer; Stock Breeder |
| Year Settled | 1853 |
| Post Office | Markham |
| Township | Markham |
| County | York |
| Atlas Date | 1878 |
| Concession and Lot | Lot size |
| VIII, 10 | 200 |
| 200 |
| VIII, 10: |
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