A very rare and highly significant mahogany cased aneroid barometer by Edward J. Dent, London, No 22720, c1860 - £775

A very scarce, early production, gilt brass, drum-form aneroid barometer with thermometer by Negretti & Zambra, London, No 1508, in Oak Case c1858

A fine gilt brass desk weather station comprising an aneroid barometer and thermometer by Dollond, London No 2451 c1885 - £1600

A very good lacquered brass aneroid barometer altimeter by Naudet, retailed by Rudolf & August Rost, Wien c1875 - £600

A rare cased 1st quality ships chronometer companion aneroid barometer by Callaghan & Co, no 7224 c1870

A very good French Industrial Series naval-themed novelty desk barometer, possibly by Guilmet, Paris, c1880 - £1500

A very good French desk barometer and paperweight in the form of a silver mounted mahogany capstan by Gustave Keller, Paris, c1900 - £550

An unusual scarce and extremely large Victorian aneroid barometer in carved oak twist surround c1890, numbered 5062 to reverse, probably by Short & Mason

An unusual and complete, cased presentation meteorological aneroid barometer with pocket forecaster by Negretti & Zambra, London, No 12462, c1937 - £700

Negretti & Zambra patented the weather forecaster in 1915 - Patent 6276/15 - to allow both professionals and the man in the street to predict the weather with more than 80% accuracy

An imposing, lacquered brass presentation novelty desk aneroid barometer in the form of a ships wheel after George Betjemann & Sons, c1900 - £550

A very rare Japanned brass and oak cased Weather Foreteller aneroid barometer by Negretti & Zambra, London, No 30694, c1920 - £650

A very substantial ormolu and silver plate brass novelty desk barometer modelled in the form of a military timpano or kettledrum by George Betjemann & Sons, London, c1880 - £1500

Very impressive lacquered brass aneroid barometer by Ross, London, presented by Anti-Aircraft Squad, Wimbledon, c1918 - £550

A very scarce early production lacquered brass drum-form aneroid barometer with thermometer by Negretti & Zambra, London, No 711, c1858

An attractive late 19th century, nickel plated and lacquered brass French desk compendium in the form of an anchor, comprising clock, barometer and thermometer, c1890 - £1400

A very unusual nickel-plated brass-cased precision aneroid barometer by Léon Maxant, Sr, 38 rue Belgrand, Paris, c1905 - £450