On a disturbance of the earth's magnetism : in connexion with the appearance of an aurora borealis, as observed at Albany, April 19, 1831 / by Joseph Henry.

  • Henry, Joseph, 1797-1878.
Date:
[1832?]

Licence: Public Domain Mark

Credit: On a disturbance of the earth's magnetism : in connexion with the appearance of an aurora borealis, as observed at Albany, April 19, 1831 / by Joseph Henry. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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