Thesaurus Term/Concept: SEMAPHORE STATION
| Identifier | 68686 |
|---|---|
| Class | MONUMENT TYPE |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A signal station incorporating equipment for visually conveying coded communications. |
| Identifier | 68686 |
|---|---|
| Class | MONUMENT TYPE |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A signal station incorporating equipment for visually conveying coded communications. |