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Karl Guthe Jansky, American physicist and radio engineer, c1940
 
Symptoms of the tertiary phase of syphilis, c19th century
 
Bristol from Rownham Ferry 1841
 
Crinan Canal at Lochgilphead, Scotland, 1891
 
Chirk Aqueduct on the Ellesmere Canal, c1829. Artist: Thomas Barber
 
Suspension bridge over the Conwy estuary, Wales, c1840
 
Suspension bridge over the Conwy estuary, Wales, c1840. Artist: Newman & Co
 
Waterloo Bridge, London, across the Thames, 1817. Artist: Thomas Hosmer Shepherd
 
Southwark Bridge from Bank Side London, 1817. Artist: Thomas Hosmer Shepherd
 
Dee Viaduct, Vale of Llangollen, on the Shrewsbury, Wales and Chester Railway c1848
 
Morse electric printing telegraph, c1882
 
Morse electric printing telegraph, c1882
 
Morse's first telegraph, 1837 (c1900). Artist: Sir John Gilbert
 
Operator sending a message on a Morse electric printing telegraph, 1887
 
Operator receiving a message in Morse code on an electric printing telegraph, 1887
 
Lord Kelvin's transatlantic telegraph, 1877. Artist: John Wright Oakes
 
Opening of the London to Paris telegraph link, 1852
 
For Better or Worse 1866
 
Opening of the Anglo-French telephone line, 1891
 
Private and Confidential opening of the Anglo-French telephone line, 1891. Artist: John Tenniel
 
Main station of the Exchange Telegraph Company, London, 1882
 
The Atlantic Telegraph, c1878
 
Laying the transatlantic telegraph cable, 1865 (1866)
 
Laying of the telegraph cable across the Indian Ocean between Bombay and Aden, 1870
 
Laying the transatlantic telegraph cable, 1865
 
Wall mounted telephone, c1910
 
New Year greetings from stockbrokers Mercer Locock to their clients, 1894
 
Samuel Finley Breese Morse, American artist and inventor, 1872
 
Oliver Lodge, British physicist, 1904. Artist: Spy
 
Guglielmo Marconi, Italian physicist and inventor and pioneer of wireless telegraphy. Artist: Spy
 
Ferdinand de Lesseps, French diplomat and entrepreneur, 1869
 
JJ Thomson, British nuclear physicist, 1898
 
Albert Einstein, German-Swiss-American mathematician and physicist
 
Albert Einstein and other physicists at Paul Ehrenfest's home, Leyden, Netherlands
 
Albert Einstein, German-Swiss-American mathematician and physicist
 
Albert Einstein, German-Swiss-American mathematician and physicist, with a student
 
Prize offered in Scientific American, October 1920, for an essay on Einstein's theory of relativity
 
Albert Einstein (1879-1955) at Mount Wilson Observatory
 
Physics research laboratory at the Sorbonne, Paris 1895
 
Lord Kelvin, Scottish mathematician and physicist, c1890
 
Lord Kelvin, Scottish mathematician and physicist, 1852
 
Lord Kelvin, Scottish mathematician and physicist, 1876
 
Lord Kelvin, Scottish mathematician and physicist, with his compass, 1902. Artist: James Craig Annan
 
Lord Kelvin, Scottish mathematician and physicist, 1899
 
Lord Kelvin, Scottish mathematician and physicist, 1897. Artist: James Craig Annan
 
Ader telephone system, 1881
 
Cook and Wheatstone's 5-needle telegraph, 1837 (1915)
 
Communicating by speaking tube, 1882
 
Carbon microphone, 1882
 
Rear view of Charles Wheatstone's electric (railway) telegraph, 1850
 
Caselli's pantelegraph, 1874
 
Caselli's pantelegraph, 1874
 
Alexander Glen's facsimile telegraph system, 1886
 
Telegraph wire at the Greenwich works, c1865
 
US Mail Boat 1870. Artist: Leila Bauman
 
Long wave transmitter masts at a Marconi radio station at Berne, Switzerland, c1925
 
Henry Cole, British designer, civil servant and writer, 1871
 
Lord Kelvin, Scottish physicist and mathematician, 1897. Artist: Spy
 
Under the Dark Blue Waters, 1872. Artist: Joseph Swain
 
The Man for the Post 1882. Artist: Joseph Swain