it was created by a man with another great name, a name perfect for meteorology, doctor george meriwether. doctor meriwether who is a surgeon had come to decide or perhaps imagine that when there was an approaching storm, freshwater leeches seem to get a little agitated. so he thought, how can i harness this meteorology wise and what what he did was built a device called the tempest prognosticator which is the very device you see before you and how it works was there is a circle of little jars in which a freshwater leech would be placed. the jars would be connected by little wires to bells, similar to the mummified monks now that i think about it. at the idea was that if a store were approaching, these leeches would shimmy and the ropes with jangle and the bells would ring and you would think i better bring the washing them. it did did not so much work. which is why we have thermometers and barometers other than, these prognosticators which is sad because look at this, but, there's still a model in a museum that is exactly the kind of museum that we love to celebrate, it is called baromet