In the 1860s. I think. By Thomas Stevenson.
he invented the instrument
In the 1860s. I think. By Thomas Stevenson.
A Stevenson screen or instrument shelter is an enclosure to shield meteorological instruments against precipitation and direct heat radiation from outside sources, while still allowing air to circulate freely around them. It was designed by Thomas Stevenson (1818-1887), a British civil engineer and father of the author Robert Louis Stevenson.
to prevent heat radiation and damage by people or animals
In observataries,the thermometers are kept in a wooden box with good ventilation and air movement.This box is called stevenson's screen
thermometer
to support
Robert Stevenson did not invent anything. He was a Scottish civil engineer and is best known for his work in designing and overseeing the construction of lighthouses, most notably the Bell Rock Lighthouse in Scotland. Stevenson made significant contributions to the field of lighthouse engineering.
Larry stevenson's makaha
To allow the air to circulate
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the stvenson screen has a air vent on the top of it so that air can get out