Torricellian barometer of oak wood, signed Negretti & Zambra London from the second half of the 19th century, complete with reading vernier for checking the pressure variation and thermometer.
Height 98 cm - 10.6 inches, width 27 cm - 38.5 inches, depth/thickness 5 cm - 1.96 inches.
Very good condition, fully functional.
For safety during transport the barometer will be shipped emptied of mercury. The mercury will be placed in a sealed container in the package together with the barometer.
When it was discovered, that changes of atmospheric pressure are connected to changes of weather, barometers became very popular.
Evangelista Torricelli...
Category
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