How do I read a mercury barometer?

The pointer indicates atmospheric pressure in inches or millibars, moving clockwise as weather conditions improve and anticlockwise for stormy periods. Many dials feature descriptive text alongside numbers to help interpret upcoming changes. Secondary indicators, such as the manual pointer set by hand over the primary needle, allow you to track whether pressure is rising or falling since your last observation.

Where should I hang my banjo barometer?

Choose an interior wall free from direct sunlight, central heating radiators, and excessive damp to protect the delicate wood veneers and internal mechanisms. Stable indoor temperatures ensure the instrument remains accurate over time. Ensure the wall anchor is secure, as these traditional wooden cases possess substantial weight due to the dense hardwoods and internal glass components.

How do I date an inlaid barometer?

Examine the style of the case, the complexity of the wood inlay, and the signature on the dial plate to establish a period of origin. Earlier Georgian models often feature broken arch pediments and delicate shell paterae, while Edwardian versions lean towards lighter satinwood banding. Internal construction methods, such as hand-beaten brass fittings and older mercury tube fixings, also provide clues regarding the decade of manufacture.

Can these barometers still be calibrated?

Most traditional mercury and aneroid mechanisms can be adjusted using the internal screw accessible through the back or via the front bezel. Professional calibration ensures the instrument responds accurately to local barometric pressure. Mercury models require careful handling during any adjustment or relocation to prevent air bubbles from entering the glass tube.

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Inlaid Banjo Barometer

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An inlaid banjo barometer combines precise meteorological instrumentation with elegant cabinetwork, offering both practical utility and refined wall decoration.

19th century

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A Neo-classical Marquetry Barometer

From Butchoff Antiques Ltd.

£1,200

3+ MONTHS AGO

barometers

19th century

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A Victorian Rosewood Mercury Barometer

From Kembery Antique Clocks Ltd

£325

3+ MONTHS AGO

barometers

19th century

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19th Century Inlaid Mahogany Banjo Barometer by L Casatelli of Liverpool

From Martlesham Antiques

£1,350

3+ MONTHS AGO

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Antique George III Quality Mahogany Banjo Barometer

18th century

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Antique George III Quality Mahogany Banjo Barometer

From London City Antiques

£1,185

3+ MONTHS AGO

barometers

Fine Victorian Rosewood and Mother-of-pearl Inlaid Wheel Barometer

19th century

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Fine Victorian Rosewood and Mother-of-pearl Inlaid Wheel Barometer

From John Beazor Antiques

£775

3+ MONTHS AGO

barometers

Mahogany Barometer by Vecchio & Co of Shaftsbury

19th century

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Mahogany Barometer by Vecchio & Co of Shaftsbury

From Hatchwell Antiques

£1,250

3+ MONTHS AGO

barometers

A Fine Antique Wheel Barometer by A. Rivolta

19th century

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A Fine Antique Wheel Barometer by A. Rivolta

From The Antique Clock Co.

£1,550

3+ MONTHS AGO

barometers

19th century

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Antique Wheel Barometer

From The Antique Clock Co.

£1,150

3+ MONTHS AGO

barometers

Inlaid Mahogany Barometer by J Groce, York

19th century

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Inlaid Mahogany Barometer by J Groce, York

From Eclectic Antiques

£390

3+ MONTHS AGO

barometers

Luisetti of London Early Wheel Barometer

18th century

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Luisetti of London Early Wheel Barometer

From Kembery Antique Clocks Ltd

£1,250

3+ MONTHS AGO

barometers

Listings feature examples spanning from the late eighteenth century through to the Edwardian period, utilising mahogany, rosewood, and intricate boxwood inlay.