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About this item
An invention of the captain of Darwin's HMS Beagle, this updated barometer responds to atmospheric fluctuations to forecast the weather. Crystals within the sealed glass chamber cluster or disperse with changes in air pressure or temperature.
-Solid beechwood base.
- Crystals in chamber respond to changes in atmospheric pressure
- Markings of glass indicate forecast
- Solid Beech wood base
- Makes a great decorative piece
- Crystals are contained in glass tube