Photo: photographer: Archival Photograph by Mr. Sean Linehan, NOS, NGS · Commons · Public domain · Resized
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In meteorology, an anemometer is a device that measures wind speed and direction. It is a common instrument used in weather stations. The earliest known description of an anemometer was by Italian architect and author Leon Battista Alberti (1404–1472) in 1450.
Image: photographer: Archival Photograph by Mr. Sean Linehan, NOS, NGS, Public domain · Text from Wikipedia, CC BY-SA 4.0