Thesaurus Term/Concept: ALDIS LAMP
| Identifier | 144027 |
|---|---|
| Class | MDA OBJECT TYPE |
| Status | Preferred |
| Index? | Yes |
| Scope Note | A handheld lamp used to send morse code messages ship-to-ship or ship-to-shore.The lamp and its reflector can be covered/uncovered by a trigger operated shutter. |