Places tagged "trigonometrical station"
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Name | Current condition | From | To |
---|---|---|---|
Boundary marker / Trig point on top of Sai Wan Redoubt | Ruin | 1844 |
Name | Current condition | From | To |
---|---|---|---|
Boundary marker / Trig point on top of Sai Wan Redoubt | Ruin | 1844 |