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Daniell hygrometer

Daniell hygrometer

1822
Daniell hygrometer by Newman, 1819.

Daniell hygrometer by Newman, 1819.

1819
Daniell hygrometer

Daniell hygrometer

1860-1880, 1812 (design)
Reproduction of Daniell's oxyhydrogen blowpipe

Reproduction of Daniell's oxyhydrogen blowpipe

Register Pyrometer with Case, 1830-1840

Register Pyrometer with Case, 1830-1840

1830-1840
Daniell hygrometer, unsigned, 24 cm high

Daniell hygrometer, unsigned, 24 cm high

thermometer for a hygrometer

thermometer for a hygrometer

1876
wet bulb for hygrometer

wet bulb for hygrometer

1876
Daniell hygrometer by Newman, 1819.

Daniell hygrometer by Newman, 1819.

1819
Glass bottle and stopper

Glass bottle and stopper

1819
Brass stand for hygrometer

Brass stand for hygrometer

1876
Metal screw belonging to Daniell hygrometer by Newman

Metal screw belonging to Daniell hygrometer by Newman

1819
Daniell hygrometer by W. & S. Jones, circa 1825

Daniell hygrometer by W. & S. Jones, circa 1825

1825
Register pyrometer to John Frederic Daniell's 1830 design

Register pyrometer to John Frederic Daniell's 1830 design

1830
Russian lodestone and coil used with it by Faraday

Professor Daniell's lodestone used by Faraday in 1831

1777
Daniell-type condensation hygrometer (1819 pattern) by William Ladd, 11 & 12 Beak Street, Regent Street, London, 1872

John Frederic Daniell-type condensation hygrometer by William Ladd, 1872

1872
Photograph (7"x 8") of magnet and coil used by Faraday. (These were shown in the loan Collection of Scientific apparatus of 1876)

Photograph of magnet and coil used by Faraday

1876
Daniell cell

Daniell cell

Daniell hygrometer, unsigned, circa 1860, presented to the Met. Office Museum by The Royal Meteorological Society in 1978

Daniell hygrometer

1860-1880, 1812 (design)
Hygrometer, consisting of two thermometers on brass stand. The stem of the wet bulb is bent and has a large bulb covered with muslin. One thermometer is broken.

Hygrometer, consisting of two thermometers on brass stand

1876
Main part of open-cistern barometer on gimballs designed by John Frederick Daniell, and made by John Newman, London, England, 1820

Main part of John Frederic Daniell's open-cistern barometer, 1820

1820
Minor part from open-cistern barometer on gimballs designed by John Frederick Daniell, and made by John Newman, London, England, 1820

Minor part of John Frederic Daniell's open-cistern barometer, 1820

1820
Daniell cell

Components of a Daniell battery, 1895

1895