Tempest prognosticator (nonfiction): Difference between revisions
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(Created page with "The '''tempest prognosticator''', also known as the '''leech barometer''', is a 19th-century invention by George Merryweather in which leeches are used in a barometer. The tw...") |
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The '''tempest prognosticator''', also known as the '''leech barometer''', is a 19th-century invention by George Merryweather in which leeches are used in a barometer. | [[File:Tempest_prognosticator.jpg|thumb|The tempest prognosticator.]]The '''tempest prognosticator''', also known as the '''leech barometer''', is a 19th-century invention by George Merryweather in which leeches are used in a barometer. | ||
The twelve leeches are kept in small bottles inside the device; when they become agitated by an approaching storm they attempt to climb out of the bottles and trigger a small hammer which strikes a bell. | The twelve leeches are kept in small bottles inside the device; when they become agitated by an approaching storm they attempt to climb out of the bottles and trigger a small hammer which strikes a bell. | ||
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== Fiction cross-reference == | == Fiction cross-reference == | ||
* [[Gnomon algorithm]] | * [[Gnomon algorithm]] | ||
* [[Gnomon Chronicles]] | |||
== Nonfiction cross-reference == | == Nonfiction cross-reference == | ||
* [[Storm glass (nonfiction)]] | |||
External links: | External links: | ||
* [https://en.wikipedia.org/wiki/Tempest_prognosticator Tempest prognosticator] @ Wikipedia | * [https://en.wikipedia.org/wiki/Tempest_prognosticator Tempest prognosticator (nonfiction)] @ Wikipedia | ||
[[Category:Nonfiction (nonfiction)]] | [[Category:Nonfiction (nonfiction)]] | ||
[[Category:Machines (nonfiction)]] | [[Category:Machines (nonfiction)]] | ||
Latest revision as of 12:42, 21 February 2019
The tempest prognosticator, also known as the leech barometer, is a 19th-century invention by George Merryweather in which leeches are used in a barometer.
The twelve leeches are kept in small bottles inside the device; when they become agitated by an approaching storm they attempt to climb out of the bottles and trigger a small hammer which strikes a bell.
The likelihood of a storm is indicated by the number of times the bell is struck.
In the News
Fiction cross-reference
Nonfiction cross-reference
External links:
- Tempest prognosticator (nonfiction) @ Wikipedia