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FOG HORN |
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| SN | A structure found on lighthouses, piers, etc, capable of emitting a loud noise to warn shipping in foggy weather. |
| CL |
MARITIME |
| BT | NAVIGATION AID |
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FOG HORN |
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| SN | A structure found on lighthouses, piers, etc, capable of emitting a loud noise to warn shipping in foggy weather. |
| CL |
COMMUNICATIONS |
| BT | SIGNALLING STRUCTURE |
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