Results for "September 11: Bearing Witness to History (Exhibition) (2002-2003: Washington, D.C.)"

 
Showing results 2221 - 2221 of 2221 for September 11: Bearing Witness to History (Exhibition) (2002-2003: Washington, D.C.)
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    Joseph Henry, 1797-1878

    • Date: March 9, 2011
    • Description: Joseph Henry,the first Smithsonian Secretary, served from 1846 to 1878 and was a physicist who conducted pioneering research in electromagnetism.

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Showing results 2221 - 2221 of 2221 for September 11: Bearing Witness to History (Exhibition) (2002-2003: Washington, D.C.)

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