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Thomson Joseph John F1

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Thomson Joseph John F1

Image title: 
Joseph Thomson
Credit line: 
Cambridge University, Cavendish Laboratory

Sir Joseph Thomson giving a lecture and demonstration of the Braun electromagnetic tube.

Photo date: 
circa 1890
Original format: 
1 photographic print (black and white; 8 x 6 inches)
Thomson, J. J. (Joseph John), 1856-1940