| 1. | The steam fog signal was also converted to a compressor-driven diaphone.
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| 2. | In 1879, a steam fog whistle was installed at the cost of $ 5000.
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| 3. | Fog was a major problem, and a steam fog whistle was installed in 1874.
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| 4. | A steam fog signal was also installed . which was thereafter replaced by a diaphone.
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| 5. | In 1875, the first steam fog signal on Lake Michigan was installed replacing the fog bell.
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| 6. | This results in what is called steam fog.
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| 7. | In 1890 a steam fog whistle was added, and in 1893 a circular oil house was built.
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| 8. | For " Center Beam ", a low pressure hot water steam fog became a medium to project lasers, holograms, films and text onto.
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| 9. | The temperature stood at 4 degrees, the lowest reading so far this season and sufficiently cold enough to allow a steam fog to form.
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| 10. | "' Evaporation fog "'or "'steam fog "'forms over bodies of water overlain by much colder air; this situation can also lead to steam devils forming.
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