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Start Over Authors Henry, Joseph, 1797-1878 ✖Remove constraint Authors: Henry, Joseph, 1797-1878 Titles On a disturbance of the earth's magnetism: in connexion with the appearance of an aurora borealis, as observed at Albany, April 19, 1831 ✖Remove constraint Titles: On a disturbance of the earth's magnetism: in connexion with the appearance of an aurora borealis, as observed at Albany, April 19, 1831

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  • On a disturbance of the earth's magnetism: in connexion with the appearance of an aurora borealis, as observed at Albany, April 19, 18311