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  1. 1

    One hundred years of the electron a teaching resource published to commemorate the centenary of JJ Thomson's discovery of the electron in 1897

    Publicat 1997
    Llibre

    One hundred years of the electron a teaching resource published to commemorate the centenary of JJ Thomson's discovery of the electron in 1897
  2. 2

    Henri Becquerel and radioactivity per Sang, David

    Publicat 1997
    Llibre

    Henri Becquerel and radioactivity

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