Centenary of Quaker photo that proved Einstein right

Friends mark centenary of Arthur Eddington's photograph, which proved Albert Einstein's General Theory of Relativity

Friends at Yearly Meeting were keen to mark the centenary of the groundbreaking photograph of the total solar eclipse by Quaker Arthur Eddington which confirmed Albert Einstein’s General Theory of Relativity (see ‘After six weeks carrying heavy photographic plates, the expedition reached Príncipe.’ 19 April).

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