Antique Barometers

The domestic stick barometer was developed late in the seventeenth century. In this simple mechanism, the height of a column of mercury is measured against a register plate at the top. Barometers for marine use were fitted with gimbals so that they would remain upright in spite of a ship rolling and the tubes were designed to prevent the mercury surging. Wooden barometers were replaced by models with brass cases as they suffered less from the damp when at sea.

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