|
SIGNALLING BATTERY |
|
| UF |
Fog Battery |
| SN | A gun battery used to signal warnings to ships during bad weather. |
| CL |
COMMUNICATIONS |
| BT | SIGNALLING STRUCTURE |
|
|
|
|
SIGNALLING BATTERY |
|
| UF |
Fog Battery |
| SN | A gun battery used to signal warnings to ships during bad weather. |
| CL |
MARITIME |
| BT | NAVIGATION AID |
|
|
|