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OSBM Bolt 
OSBM Bolt on wall of culvert, 570' N of hedge junction, N of Venn Cottage, S side of road.
Location
Grid reference: SS 9439 0599.
Landranger 192: Exeter & Sidmouth, Exmouth & Teignmouth.
Structure: Unknown.
Waypoint: OS0381.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Dulverton,
19.53km to the north.
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Bridford to Dulverton levelling line. The surveyor's description was OSBM Bolt on wall of culvert, 570' N of hedge junction, N of Venn Cottage, S side of road.
Location
Grid reference: SS 9439 0599.
Landranger 192: Exeter & Sidmouth, Exmouth & Teignmouth.
Structure: Unknown.
Waypoint: OS0381.
Neighbouring Flush Brackets
| G2213 | Burn 690.00m to the south. |
| G2214 | Bickleigh 1.35km to the north. |
| G2210 | Chitterley Farm 1.67km to the south. |
| G2215 | East Barton 2.66km to the north. |
| G2212 | Rudway Barton 4.33km to the south. |
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Bridford to Dulverton levelling line. The surveyor's description was OSBM Bolt on wall of culvert, 570' N of hedge junction, N of Venn Cottage, S side of road.
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