Results for "African Americans -- Washington (D.C.)"

 
Showing results 97 - 108 of 250 for African Americans -- Washington (D.C.)
  1. Joseph Henry's Oscillating Electromagnet Motor

    Joseph Henry's Oscillating Electromagnet Motor

    • Date: c. 1830s
    • Creator: Henry, Joseph 1797-1878
    • Creator: Henry, Joseph 1797-1878

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  3. Joseph Henry's Yale Magnet

    Joseph Henry's Yale Magnet

    • Date: 1974
    • Creator: Harrell, Alfred
    • Creator: Harrell, Alfred

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  5. Joseph Henry's Letter to Alexander Dallas Bache (November 12, 1843)

    Joseph Henry's Letter to Alexander Dallas Bache (November 12, 1843)

    • Date: November 12, 1843
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  7. Online Publications

    Joseph Henry's Letter to Benjamin Silliman, Sr. (December 10, 1830)

    • Date: December 10, 1830
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  9. Electromagnet Made by Joseph Henry, by Unknown, 1978, Smithsonian Archives - History Div, 78-6063.

    Electromagnet Made by Joseph Henry

    • Date: 1978
    • Creator: Unknown
    • Creator: Unknown

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  11. Online Publications

    Joseph Henry's Letter to Daniel Willard Fiske (March 16, 1860)

    • Date: March 16, 1860
    • Creator: Henry, Joseph 1797-1878
    • Creator: Henry, Joseph 1797-1878

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  13. Robert Ridgway's Drawing of a Robin

    Robert Ridgway's Drawing of a Robin

    • Date: c. 1900
    • Creator: Ridgway, Robert 1850-1929
    • Creator: Ridgway, Robert 1850-1929

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  15. Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength

    Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength

    • Date: 1831
    • Creator: Unknown
    • Creator: Unknown

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  17. SI History Bibliography

    Relations Between Professor Baird and Participating Societies

    • Date: 1890
    • Creator: Mallery, Garrick
    • Creator: Mallery, Garrick

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  19. SI History Bibliography

    James Smithson: Founding Donor of the Smithsonian Institution

    • Date: September-October 2004
    • Creator: Ewing, Heather Peale
    • Creator: Ewing, Heather Peale

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  21. Joseph Henry's Letter to James Lenox (March 18, 1845)

    Joseph Henry's Letter to James Lenox (March 18, 1845)

    • Date: March 18, 1845
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  23. Online Publications

    Joseph Henry's Letter to Benjamin Silliman, Sr. (January 15, 1831)

    • Date: January 15, 1831
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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Showing results 97 - 108 of 250 for African Americans -- Washington (D.C.)

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