the stvenson screen has a air vent on the top of it so that air can get out
sleeping
Bold Italic undrline
In the 1860s. I think. By Thomas Stevenson.
In the 1860s. I think. By Thomas Stevenson.
he invented the instrument
The sides of a Stevenson Screen are louvered to allow air to circulate through the Stevenson's Screen easily.
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
because it is
thermometer
to support
Stevenson Screen
the roof is double layered with provition for ventilation of the space between the 2 layers