Hughes microphone detector, 1865-1875
1865-1875
George III's glass sphere
1761
Glass bell jar with a brass collar
1761
Chadwick's neutron detector
1932
Mattei's electro-homeopathic treatments, Bologna, Italy, 1871-1885
1871-1885
Plate Electrical Machine
1770
Electron diffraction camera, 1925.
1925
Leyden Jar.
1750-1800
experimental Lodge-Muirhead wireless telegraph receiver, 1900-1910
1900-1910
Globe electrical machine attributed to George Adams
before 1753
Luke Howard's rain-gauge, by Richard & George Knight, 1818
1818
Gay-Lussac Burette, 1840-1860
1840-1860
Charles Vernon Boys' Original Gravitational Apparatus, 1889
1889
Electrical machine, c. 1762
c.1762
Joule's Electro-Magnet (Calorimeter) Apparatus, 1843
1843
Arrow used with Original Boys' bow for Shooting Quartz Fibres, 1887
1887
Apparatus used by Wheatstone in his early researches in spectrum analysis
1830-1839
Vacuum chamber of the original cyclotron, 1931 (replica)
1931
Davy Infra-red Reflection Apparatus.
1876
Crookes' Radiometer, 1872-1879
1872-1879
Unipivot galvanometer
Miconine
1820-1900
Boys' Radiomicrometer, 1887-1900
1887-1900
Replica of Vacuum Vessel Sealed with Wax, 1930
1930
Electric cell, 1823
1823
Bercine
1820-1900
Electromagnetic machine
1850
two steel dies
1825-1832
Instrument possibly used to observe atmospheric electricity
Standard mercury thermometer, by Ronketti, 1846
1846
Dip pen associated with Charles Friedel
1840-1860
Quinine
1820-1900
Globe on stand for electrical experiments
1725-1775
Crookes' Radiometer, 1872-1879
1872-1879
Marghine
1820-1900
Spiral fulminating tube
Reichert's Thermoregulator (Temperature Controller), 1871-1900
1871-1900
Arrow used with the Original Boys' Bow for Shooting Quartz Fibres, 1887
1887
Parallel plate condensor
1828-1857
Glass Hydrometer, Beaume No. 1, 1866-1876
1866-1876
Saffron Walden Railway
Fiducial-ray Cobalt-glass and ocular
Two glass tubes with scale, mounted in bung
Volta type Eudiometer, English, 1861-1872
1861-1872
Unidentified preparation
1820-1900
Copy of the seal of the religious medical brotherhood of the Jesuati
1880-1930
Nose pine of cane with decorative green polished stone set in sealing wax at one end
1880-1920
Sealing wax impression from moonstone seal
Bell jar with brass collar
Crookes' Radiometer, 1872-1879
1872-1879