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  1. SI History Chronology

    Joseph Henry Shares His Views on the Proposed Mission of the Smithsonian Institution

    • Date: September 1, 1846

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  3. SI History Chronology

    Joseph Henry Meets with Dudley Observatory Trustees

    • Date: June 28, 1858

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  5. SI History Chronology

    National Academy of Sciences Established

    • Date: March 3, 1863

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  7. SI History Chronology

    Joseph Henry Elected President of National Academy of Sciences

    • Date: January 23, 1868

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Showing results 1 - 4 of 4 for Twitter