Thesaurus Term/Concept: RAILWAY SIGNAL
Identifier | 70245 |
---|---|
Class | MONUMENT TYPE |
Status | Preferred |
Index? | Yes |
Scope Note | A structure with semaphore arms and/or coloured lights used as a means of warning on railway systems. |
Identifier | 70245 |
---|---|
Class | MONUMENT TYPE |
Status | Preferred |
Index? | Yes |
Scope Note | A structure with semaphore arms and/or coloured lights used as a means of warning on railway systems. |