On January 12, 1896, three students at Davidson College experimented with x-rays. On January 6, 1896, the Associated Press announced that German physicist Wilhelm Roentgen had discovered a new form of ...
IF a fine beam of homogeneous cathode rays is sent nearly normally through a thin celluloid film (of the order 3 × 10 6 cm. thick) and then received on a photographic plate 10 cm. away and parallel to ...
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