Glass bell jar with a brass collar
1761
George III's glass sphere
1761
Hughes microphone detector, 1865-1875
1865-1875
Chadwick's neutron detector
1932
Electromagnetic machine
1850
Standard mercury thermometer, by Ronketti, 1846
1846
Luke Howard's rain-gauge, by Richard & George Knight, 1818
1818
Gay-Lussac Burette, 1840-1860
1840-1860
Volta type Eudiometer, English, 1861-1872
1861-1872
Sealing wax impression from moonstone seal
Nose pin of cane with decoration torquoise-coloured polished stone set in sealing wax at one end
1880-1920
Unipivot galvanometer
Reichert's Thermoregulator (Temperature Controller), 1871-1900
1871-1900
Electric cell, 1823
1823
Spiral fulminating tube
Glass bowl on whirling stand
1734-1795
Crookes' Radiometer, 1872-1879
1872-1879
Replica of Vacuum Vessel Sealed with Wax, 1930
1930
Crookes' Radiometer, 1872-1879
1872-1879
Joule's Electro-Magnet (Calorimeter) Apparatus, 1843
1843
Two glass tubes with scale, mounted in bung
Marghine
1820-1900
Miconine
1820-1900
Fiducial-ray Cobalt-glass and ocular
Boys' Radiomicrometer, 1887-1900
1887-1900
Instrument possibly used to observe atmospheric electricity
Electron diffraction camera, 1925.
1925
Ticket for admission to the laying of the first stone of New London Bridge
1930
Bell jar with brass collar
Dip pen associated with Charles Friedel
1840-1860
Mattei's electro-homeopathic treatments, Bologna, Italy, 1871-1885
1871-1885
Globe electrical machine attributed to George Adams
before 1753
Arrow used with Original Boys' bow for Shooting Quartz Fibres, 1887
1887
Arrow used with the Original Boys' Bow for Shooting Quartz Fibres, 1887
1887
Glass Hydrometer, Beaume No. 1, 1866-1876
1866-1876
Unidentified preparation
1820-1900
Aspargine R.
1820-1900
Quinine
1820-1900
Bercine
1820-1900
Fulminating pane
Apparatus used by Wheatstone in his early researches in spectrum analysis
1830-1839
Five pieces of red sealing wax, believed to date from 1930s
1930-1939
Nose pins of cane with decorative polished green stone set in sealing wax at one end
1880-1920
Nose pine of cane with decorative green polished stone set in sealing wax at one end
1880-1920
two steel dies
1825-1832
Vacuum chamber of the original cyclotron, 1931 (replica)
1931
experimental Lodge-Muirhead wireless telegraph receiver, 1900-1910
1900-1910
Copy of the seal of the religious medical brotherhood of the Jesuati
1880-1930
Parallel plate condensor
1828-1857