Nr 11373955
Huygens contra barometer by Roselli
Nr 11373955
Huygens contra barometer by Roselli
A modern STAINLESS STEEL mercury barometer, also called contra barometer, of the brand Roselli.
The sleek rectangular barometer is equipped with a transparent rear wall with the different measuring instruments.
On the left, the mercury reservoir and the tube connected to the liquid on the right, which indicates that the air pressure.
The air pressure is readable through the black numbers and images of the sun, clouds and rain.
Furthermore, the mercury barometer is fitted with a thermometer in Celsius and Fahrenheit in the middle. Below, an ' Admiral Fitzroy storm glass’ is mounted.
The storm glass contains camphor, which leads to crystal formation under the influence of the air pressure. At the top, there is a hygrometer that measures the humidity in the room.
All in all, a practical and high quality finished instrument which will certainly look best on the wall in the living room.
The fluid must be refilled.
Because of the tubes with fluid, it is better to collect the lot.
Height 102 cm.
Width: 18 cm
Thickness: 2 cm.
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