Madron to Troon (Third Geodetic Levelling, England & Wales (1950-68))
| Mark Number | Description | Type | Status | Photo |
|---|---|---|---|---|
| 1 | Madron FBM | FBM | Present |
|
| 19 | Troon FBM | FBM | Present |
|
| Mark Number | Description | Type | Status | Photo |
|---|---|---|---|---|
| 1 | Madron FBM | FBM | Present |
|
| 19 | Troon FBM | FBM | Present |
|