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Foucault interrupter, 19th century

Holtz electrostatic induction generator, 19th century

Gramme dynamo, 19th century

Zipernowsky transformer, 19th century

Electricity transformer, 19th century

Ruhmkorff coil, 19th century

Electricity generator, 19th century

Solenoid demonstration, 19th century

Magnetic induction demonstration, 19th century

Ampere and Arago on electromagnetism, 1820

Electromagnetism demonstration, 19th century

Gramme dynamo, 1870s

Meritens magneto generator, 1870s

Gramme dynamo, 1870s

Gramme dynamo armature, 1870s

Gramme dynamo, 1870s

Siemens dynamo, 19th century

Multipolar dynamo, 1900s

Siemens dynamo, 1900s

Hans Orsted experimenting, 1820 artwork

Oersted's discovery of electromagnetism, 1820

Gramme arc lamp regulator, 19th century

Hertz's electromagnetism experiments, 1880s

Electromagnetic needle effect, 1820

AC generator, illustration

Stellarator nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Electric bell mechanism, diagram

Stellarator nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Tokamak nuclear fusion reactor, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Magnetic field of electromagnetic coil and core

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Electromagnet, illustration

Electromagnetic thruster, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Electromagnetic coil and core, illustration

Magnetic field of electromagnetic coil and core

Magnetic field of electromagnetic coil and core

Magnetic field of electromagnetic coil and core

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Magnetizing a metal object with a solenoid, illustration

Designs of Leyden jars, 19th century

Edison's incandescent light bulb, 19th century

Induction hob, illustration

Early galvanometer, 1820s

Siemens galavanometer, 1860s

Cooke and Wheatstone telegraph, 1830s

Baudot telegraph system, illustration

Demagnetizing a metal object with a solenoid, illustration

Demagnetizing a metal object with a solenoid, illustration

Demagnetizing a metal object with a solenoid, illustration

Right-hand rule for wires, illustration

Right-hand rule for wires, illustration

Andre-Marie Ampere, French physicist

Gilbert on electrostatics, 1600

Right-hand rule for coils, illustration

Right-hand rule for coils, illustration

Demagnetizing a metal object with a solenoid, illustration

Demagnetizing a metal object with a solenoid, illustration

Demagnetizing a metal object with a solenoid, illustration

Demagnetizing a metal object with a solenoid, illustration

Right-hand rule for wires, illustration

Right-hand rule for wires, illustration

Right-hand rule for wires, illustration

Right-hand rule for wires, illustration

Hughes printing telegraph, 19th century

Morse telegraph receiver, 19th century

Morse telegraph receiver, 19th century

Hughes printing telegraph, 19th century

Bonelli telegraph, 19th century

Stenotelegraph, 19th century

Tesla high-frequency condenser, 1890s

Dual-Brabant plough, 19th century

Hermann von Helmholtz, German physicist

Four forces of nature, illustration

Foucault telescope, 19th century

Daniell cell, 19th century

Iron ore crusher, 19th century

Hall effect, illustration

Electromagnet crane, 19th century

Infinity symbol, illustration

Infinity symbol, illustration

Morse telegraph, illustration

Ignition magneto, illustration

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Optical communications, 19th century

Nollet's electrostatic generator, 18th century

Wimshurst electrostatic generator, 19th century

Lippmann electrometer, 19th century

Large storage battery, 19th century

Thomson galvanometer, 1850s

Pellat electrodynamometer, 19th century

Clamond electroplating thermopile, 1874

Thomson quadrant electrometer, 19th century

Large storage battery, 19th century

Electricity experiments, 1807

Hauksbee electrostatic generator, 1709

Holtz electrostatic generator, 1865

Lightning rods, 19th century

Volta's 'Crown of Cups' battery, 1800

Chromic acid battery, 19th century

Camacho cascade battery, 1870s

Batteries connected in series

Plante accumulator battery, 1859

Heinz lead-acid battery, 19th century

Thomson galvanometer, 1850s

Deprez-d'Arsonval galvanometer, 1882

Ammeter and shunt, 19th century

Ammeter and recorder, 19th century

Voltmeter recorder, 19th century

Decade resistance box, 19th century

Ohmmeter, 19th century

Electricity meter, 19th century

Electrical generators, 1900s

Electric spark displays, 1850s

Geissler tube, 1850s

Electricity transformer, 1900s

Lightning arrester, 1900s

Lightning arrester, 1900s

Carbon electric arc lamp, 1800s

Lighthouse electric light, 19th century

Vatican Observatory, 19th Century illustration

Andre-Marie Ampere, French physicist

Eiffel tower being constructed, Paris

Gas engine piston, illustration

Radio communications tower

Radio communications tower

Radio communications tower

Radio communications tower

Radio waves and transmission tower

Radio communications tower

Radio communications tower

Radio communications tower

Radio communications tower

Radio communications tower

Edison's phonograph, 19th century

Edison's first phonograph, 1877

Richard anemometer, 19th century

Early electric telegraph machine, 19th Century illustration

Early electric engine, 19th Century illustration

Mechanical watch interior, illustration

Radio communications tower

Domestic lighting circuit, illustration

Plectonemic RNA supercoil, molecular model

Tetranectin plasminogen-binding protein, illustration

Aurora borealis corona, artwork

Magneto-electric machine, 19th century illustration

Mechanical watch interior, illustration

Foucault pendulum, 19th century

Particle accelerator, illustration

Particle accelerator, illustration

Particle accelerator, illustration

Particle accelerator, illustration

Electromagnet, illustration

19th C singer using pneumograph, illustration

19th Century music recording, illustration

Early 19th Century headphones, illustration

19th Century electricity demonstration

Lightning conductor umbrella, 1770s

Wollaston battery pile, 1810s

Bunsen battery, 1840s

19th Century phonograph, illustration

X-ray diffraction pattern, illustration

Plectonemic RNA supercoil, molecular model

Electrostatic generator sparks, 18th century

Pellat electrodynamometer, 1907

Meylan-d'Arsonval voltmeter, 1900s

Thermal voltmeter, 1900s

Standard ampere, 1900s

Magnetic dip angle measurement, 1600

Eddystone lighthouse, England, 19th Century illustration

19th Century floating lighthouse, UK, illustration

Pondicherry lighthouse, India, 19th Century illustration

Cayenne lighthouse, French Guiana, 19th Century illustration

Cordouan lighthouse, France, 19th Century illustration