IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. J.J. Thomson's cathode ray tube #2, ...
PARIS -- Thomson SA, the French supplier of video equipment, said Tuesday it has reached an agreement to sell its cathode-ray tube activities in China, Mexico and Poland to Videocon group of India.
This has been claimed to be the apparatus with which Joseph John Thomson discovered the electron in 1897. Although it was certainly one of his instruments, he used a series of cathode-ray tubes in ...
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