Results for "Henry, Joseph, 1797-1878"

 
Showing results 1 - 5 of 5 for Henry, Joseph, 1797-1878
  1. SI History Chronology

    Alfred Vail Fails to Credit Joseph Henry for Development of Telegraph

    • Date: 1845

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  3. SI History Chronology

    Joseph Henry Demonstrates Primitive "Relay" Telegraph

    • Date: 1835

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  5. SI History Chronology

    Telegraph Patent Controversy

    • Date: March 16, 1857

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  7. SI History Chronology

    Telegraphic Weather Service Established

    • Date: February 2, 1870

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  9. SI History Chronology

    Smithsonian Distributes Its First Circular on Meteorology

    • Date: November 1, 1848

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Showing results 1 - 5 of 5 for Henry, Joseph, 1797-1878