|
BEACON |
|
| UF |
Fire Beacon |
| SN | A site or structure on which a signal, especially a fire, could be placed as a warning or means of communication. Use for beacon sites or surviving beacon structures. |
| CL |
COMMUNICATIONS |
| BT | SIGNALLING STRUCTURE |
| NT |
RADAR BEACON
|
| RT |
TIMEBALL TOWER
WATCH TOWER
|