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Image © National Museums Scotland
View full screenHughes microphone with carbon pencil poised between rigid and flexibly-mounted carbon blocks, each block marked S, the flexible mounting a shield-shaped piece of thin veneer suspended from brass brackets on two wood baluster supports, on wood base with two terminals, c. 1879
T.2006.225
Industry and Commerce : Communications
Hughes, David Edward, 1831 - 1900, Inventor
London, England, Northern Europe
c. 1879
Hughes, David Edward, 1831 - 1900
Communicate (08 Jul 2016)
National Museum of Scotland
'The Engineer' May 17th 1878 p343
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