OSBM Bolt: Stroma (Transfer Bolt) 

NBM OSBM BOLT EDGE ROCKS 52.0M E FENCE 108.0M N GATE AT FENCE JUNC - new 1978.
Location
Grid reference: ND 3623 7780.
Landranger 7: Orkney - Southern Isles.
Landranger 12: Thurso & Wick, John O'Groats.
Structure: Rock outcrop.
Waypoint: OS2082.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Duncansby Head,
6.38km to the south.
Location
Grid reference: ND 3623 7780.
Landranger 7: Orkney - Southern Isles.
Landranger 12: Thurso & Wick, John O'Groats.
Structure: Rock outcrop.
Waypoint: OS2082.
Neighbouring Flush Brackets
| G1313 | Huna 4.70km to the south. |
| G1312 | Quoys 5.08km to the south. |
| G2076 | John o' Groats, Caber Feidh 5.33km to the south. |
| G1310 | Ferndale 6.26km to the southwest. |
| G1311 | Gills 6.39km to the southwest. |
If you have any corrections or additions to this record, please let us know.