Salem on History

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Time Line of Twentieth Century Science and Technology

Range:

1888 c.e. to 1991 c.e.

• 1888-1906
  Ramón y Cajal Establishes the Neuron as the Functional Unit of the Nervous System
• 1890-1901
  Behring Discovers the Diphtheria Antitoxin
• 1891-1905
  Strowger Invents the Automatic Dial Telephone
• 1897-1901
  Abel and Takamine Independently Isolate Adrenaline
• ...

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