Image
Category
Collection
On Display
Object type
Material
Maker
Place
Date
Variation Compass and magnetometer, 1837-1843

Variation Compass and magnetometer, 1837-1843

1837-1843

Porter's magnetic sundial

Porter's magnetic sundial

Dip circle by Robinson, c 1830.

Dip circle by Robinson, c 1830.

1830

Kelvin's Vertical Force Magnetometer, by James White, 1870-1900

Kelvin's Vertical Force Magnetometer, by James White, 1870-1900

1870-1900

Fox dip and intensity apparatus by George

Fox dip and intensity apparatus by George

circa 1840

Kew pattern unifilar magnetometer

Kew pattern unifilar magnetometer

Kew pattern unifilar magnetometer

Kew pattern unifilar magnetometer

1883

Unifilar variation compass and magnetometer by Robinson

Unifilar variation compass and magnetometer by Robinson

1830

Apparatus to illustrate the phenomena of terrestrial magnetism

Apparatus to illustrate the phenomena of terrestrial magnetism

Kew pattern unifilar magnetometer, incomplete

Kew pattern unifilar magnetometer, incomplete

Dip-needle, demonstration model

Dip-needle, demonstration model

Dip circle by Nairne and Blunt

Dip circle by Nairne and Blunt

1775

Vertical magnetometer by Oertling, c. 1930

Vertical magnetometer by Oertling, c. 1930

1930

Welsh's vertical force magnetograph by Adie, 1857

Welsh's vertical force magnetograph by Adie, 1857

1857

Variometer reflecting head in fitted case

Variometer reflecting head in fitted case

Gunmetal scale

Gunmetal scale

1883

Small frame containing two kinds of spider's thread

Small frame containing two kinds of spider's thread

Compass with prismatic azimuth attachment

Compass with prismatic azimuth attachment

1801-1900

Dip circle and magnetometer by Brunner

Dip circle and magnetometer by Brunner

1884

Dip circle by Robinson, c. 1830

Dip circle by Robinson, c. 1830

1830

Three photographic plates and one plate carrier

Three photographic plates and one plate carrier

1850

Pair of 12-inch magnets and keepers, in box

Pair of 12-inch magnets and keepers, in box

Pair of collimator magnets, ex Kew Observatory

Pair of collimator magnets, ex Kew Observatory

Pair of 6-inch magnets and keepers, in mahogany box

Pair of 6-inch magnets and keepers, in mahogany box

Variation compass

Variation compass

Thirteen inertia bars

Thirteen inertia bars

Azimuth compass in gimbals

Azimuth compass in gimbals

Magnetic model showing changes at Philadephia

Magnetic model showing changes at Philadephia

Inertia ring used by Capt. Collinson, 1850-53

Inertia ring used by Capt. Collinson, 1850-53

1850-1853

Two inertia rings

Two inertia rings

Compass for deviation tests, circa 1850

Compass for deviation tests, circa 1850

1850

Inertia bar for use with unifilar magnetometer

Inertia bar for use with unifilar magnetometer

Inertia ring

Inertia ring

Variation compass, for observations of the Aurora, 19th century

Variation compass, for observations of the Aurora, 19th century

1801-1900

Thomson-Thalen magnetometer, c.1899, by Berg

Thomson-Thalen magnetometer, c.1899, by Berg

Box and display stand for Thomson-Thalen magnetometer

Box and display stand for Thomson-Thalen magnetometer

Globe illustrating the Earth's magnetism in 1872

Globe illustrating the Earth's magnetism in 1872

Tripod top for Thalen-Tiberg magnetometer

Tripod top for Thalen-Tiberg magnetometer

Rule from Kew Pattern Unifilar Magnetometer

Rule from Kew Pattern Unifilar Magnetometer

Dip circle by Robinson, c.1830

Dip circle by Robinson, c.1830

1830

Tripod stand for Bifilar magnetometer

Tripod stand for Bifilar magnetometer

1850

Clock in wooden case

Clock in wooden case

Gas burner

Gas burner

Apparatus for producing an automatic temperature compensation

Apparatus for producing an automatic temperature compensation

1850

Compass from Unifilar Variation Compass and Magnetometer

Compass from Unifilar Variation Compass and Magnetometer

Dip circle needles in storage box

Dip circle needles in storage box

Case for dip circle components

Case for dip circle components

Parts from Kew Pattern Unifilar Magnetometer

Parts from Kew Pattern Unifilar Magnetometer

Parts from Kew Pattern Unifilar Magnetometer

Parts from Kew Pattern Unifilar Magnetometer

Gas burner

Gas burner