Thesaurus Term/Concept: TIDAL LOCK
| Identifier | 87798 | 
|---|---|
| Class | MONUMENT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | A double lock placed between tidal water and a canal, etc.. | 
| Identifier | 87798 | 
|---|---|
| Class | MONUMENT TYPE | 
| Status | Preferred | 
| Index? | Yes | 
| Scope Note | A double lock placed between tidal water and a canal, etc.. |