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  1. Humans

    From the September 17, 1932, issue

    ANOTHER GREAT WALL The Great Wall of China, winding like a mighty, protecting serpent along the old northern boundary of the Celestial Kingdom– Hadrian’s Wall, the Great Wall of Britain, built and fortified to shut the barbarians of the north out of southern Britain in Roman days– And now, added to this small, select list […]

    By Science News
  2. Health & Medicine

    Conquering Surgical Pain

    Created by the Neurosurgical Service at the Harvard Medical School and Massachusetts General Hospital (MGH), these fascinating Web pages chronicle the introduction of ether as an anesthetic in 1846 at MGH and subsequent developments in anesthesiology. Go to: http://neurosurgery.mgh.harvard.edu/History/ether1.htm

    By Science News
  3. Humans

    From the March 15, 1930, issue

    LARGEST BOILER One of the three largest boilers in the world is shown on the front cover.