Learn about Barometer

The barometer is an instrument for measuring atmospheric pressure. The pressure indicated can aid in predicting short term weather.

There are two main types of barometer in use, the mercury barometer, which can either be in the form of a "stick" or a "wheel", and the aneroid barometer, a later invention and most commonly available.

Italian Evangelista Torricelli, an associate of Galileo, is generally credited with inventing the mercury barometer in 1643. Galileo suggested to Evangelista Torricelli that he use mercury in his vacuum experiments.

A mercury barometer has a glass tube with a height of at least 84 cm, closed at one end, with an open mercury-filled reservoir at the base. The weight of the mercury creates a vacuum in the top of the tube. Mercury in the tube adjusts until the weight of the mercury column balances the atmospheric force exerted on the reservoir. more...

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These items are not for sale and the descriptions, images and prices are for reference purposes only.

Victorian R McAdam, Dumfries mercury stick barometer. Combination thermometer. Ivory plate to top, mahogany body. Label noting repair 1968. Length 92 cm

Rare 18th century French gilt wood barometer, with Lyre shaped crest with thermometer, above a large octagonal framed barometer

Antique French oak thermometer and barometer, approx 58 cm high

Antique oak cased barometer with thermometer 74.5 cm high

An early English stick barometer in oak case with mercury thermometer & an adjustable vernier. 100 cm. Fully restored.

Luckham, Kingsbridge Victorian mahogany cased barometer and thermometer case inlaid with marquetry swag. Height 85 cm

Victorian mercury dial barometer, including Hygrometer & alcohol thermometer. Mercury intact. Requires recommissioning. Estate late Douglas Osborne Hawke. Length 93 cm

An Edwardian mahogany and inlayed thermometer/ barometer, height 90 cm

A good wall barometer and thermometer, carved with hunting dogs and other animals, Swiss, 19th century. 94 cm long, 51 cm wide.

English oak barometer with a working porcelain face fahrenheit & centigrade thermometer. Length - 81 cm

Victorian Flame Mahogany Wheel Barometer. Silvered hygrometer, thermometer and signed spirit level with a curved base. 98 cm high. 26 wide

Edwardian inlaid mahogany banjo barometer with fahrenheit to centigrade thermometer and a gauge showing 'Changeable, Fair, Very Dry, Stormy & Rain' length 69 cm

A Georgian banjo barometer. Maker: J Slutter 8 Symon Street Chelsea circa 1840. Shaped surround set with central circular glass topped barometer and ivory adjusting knop, below a thermometer and circular hydrometer. 94 cm high

A Victorian oak cased Admiralty type stick barometer, decorated with Gothic motifs and carving, both the milk glass thermometer and barometer under glass. Height 100 cm

An early Victorian mahogany banjo barometer, circa 1840s, with maker's mark for T. Pini, Princes Street, Redlion square, London, of double banjo form with a swan neck pediment and having an hydrometer, mercurial thermometer, a level, convex mirror and merc

C 1910 oak cased aneroid barometer. Large barometer and thermometer marked with retailer H. E. Finch, George St. Sydney. Functional. Height 80 cm

A Georgian inlaid mahogany Scottish banjo. Barometer, c.1820's, makers stamp: F. Vago, Glasgow, with silvered metal dial, central circular mirror, mercury thermometer. Height 99 cm

A late Victorian thermometer and barometer in rococo style carved wood frame. Height 78 cm. Width 37 cm

A Rosewood stick barometer signed G. Cetta, Sydney, circa 1840, the enclosed tube, ivory plate with single vernier, inset mercury thermometer with Fahrenheit scale, the case with arched top and brass hanging ring, the base with a brass cistern, together wi

A mahogany stick barometer by G. Boettger, Adelaide, the case with a rounded ivorine inscribed plate and scale with vernier and thermometer, the visible mercury tube to the trunk above a covered cistern, 96 cm high

A late Victorian English combination barograph and clock eight day fusee drive clock with half seconds. Pendulum drives the vertical chart drum and taps the barometer every hour. The aneroid barometer is linked by a fusee watch chain over a pulley to a poi

A late Victorian oak cased mercury stick barometer by Camerer Cuss, London, c.1900. Two glass fronted panels for Rise and fall with adjusting scales and a thermometer in Centigrade and Fahrenheit. Height 101 cm

An oak framed wall barometer and thermometer, English, first half of the 20th century 81 cm high

A Victorian flame mahogany wheel barometer. Silvered hygrometer, thermometer and signed spirit level with a curved base, 105 cm, 32 cm wide

An Edwardian carved oak wall aneroid Barometer/thermometer with leaves and scrolls, 90 cm high

A Swiss carved wood Barometer and thermometer with stag finial, 60 cm high

A carved oak Barometer and thermometer, English, circa 1880, 90 cm high

An oak-cased wheel aneroid Barometer, early century, the mercury thermometer above the Barometer dial, both enamelled red and black on white, in a shaped foliate-carved case. Height 53 cm

A Regency mahogany banjo Barometer, the trunk with a silvered scale thermometer below a 'Dry-Damp' dial, above a small convex mirror and main silvered dial, with an ivory handle to move the recording hands, the lower dial marked J. Spelzini, 91 Leather Lan

Barometer and compass in case, London maker (thermometer missing)

A 19th century French gilt wood Barometer and thermometer, the waisted case pierced and carved with leaf tips and ribbons centred by a painted register and a circular dial, 97 cm high.

A George III-style mahogany-cased wheel Barometer, early to mid-20th century, of typical form with a pedimented top above the silvered thermometer and dial in a shaped case, cross-banded, decoratively inlaid, and with ebony and boxwood stringing throughout

Weather gauge set clock, thermometer and barometer mounted on jarrah backing. Length 49.5 cm

A good late Victorian oak cased barometer retailed by H. Sherratt, Manchester, the architectural carved case enclosing a thermometer above a circular silvered barometer, engraved 'H. Sherratt, 29. Blackfriars St, Manchester', 40 cm wide, 120 cm high

A George IV mahogany-cased wheel barometer, 1820s, the trunk with a pedimented top above the later alcohol thermometer by G.H. Zeal, London, and the silvered dial signed P. Caminada with a glazed moulded brass bezel, the trunk with shells and flower head i

An Admiral Fitzroy mid 19th century oak barometer. The barometer and thermometer on a lithograph printed paper dial. Provenance: Tradition has it that the barometer is Admiral Fitzroy's barometer taken on expedition voyages with Darwin and given by Fitzroy

Giant silvered dial, mahogany wheel barometer c.1845, signed C. Donvell with thermometer, butlers mirror, hygrometer, and spirit level, mercury mechanism. Height 128 cm