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

 
Showing results 73 - 84 of 105 for African Americans -- Washington (D.C.)
  1. Illustration of a Siren Fog Signal

    Illustration of a Siren Fog Signal

    • Date: 1875
    • Creator: Tyndall, John 1820-1893,Joseph Henry Papers Project
    • Creator: Tyndall, John 1820-1893,Joseph Henry Papers Project

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  3. Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor

    Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor

    • Date: c. 1830s
    • Creator: Unknown
    • Creator: Unknown

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  5. Letter from Samuel Morse to Alfred Vail, January 15, 1857

    Letter from Samuel Morse to Alfred Vail, January 15, 1857

    • Date: January 15, 1857 19th century
    • Creator: Morse, Samuel Finley Breese 1791-1872
    • Creator: Morse, Samuel Finley Breese 1791-1872

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  7. Joseph Henry's Letter to Harriet Henry (August 1, 1837)

    Joseph Henry's Letter to Harriet Henry (August 1, 1837)

    • Date: August 1, 1837
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  9. Joseph Henry's Letter to Alexander Dallas Bache (March 19-27, 1839)

    Joseph Henry's Letter to Alexander Dallas Bache (March 19-27, 1839)

    • Date: March 19-27, 1839
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  11. Letter from Joseph Henry to Alexander Bache (August 9-10, 1838)

    Letter from Joseph Henry to Alexander Bache (August 9-10, 1838)

    • Date: August 9-10, 1838
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  13. Joseph Henry's Letter to Benjamin Peirce (February 25, 1867)

    Joseph Henry's Letter to Benjamin Peirce (February 25, 1867)

    • Date: February 25, 1867
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project

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  15. Joseph Henry's Letter to M. W. Jacobus (July 19, 1843)

    Joseph Henry's Letter to M. W. Jacobus (July 19, 1843)

    • Date: July 19, 1843
    • Creator: Henry, Joseph 1797-1878,Henry, Mary Anna 1834-1903,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Henry, Mary Anna 1834-1903,Joseph Henry Papers Project

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  17. Joseph Henry's Letter probably to Thomas Cooper (November 26, 1833)

    Joseph Henry's Letter probably to Thomas Cooper (November 26, 1833)

    • Date: November 26, 1833
    • Creator: Henry, Joseph 1797-1878,Henry, Mary Anna 1834-1903,Joseph Henry Papers Project
    • Creator: Henry, Joseph 1797-1878,Henry, Mary Anna 1834-1903,Joseph Henry Papers Project

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  19. Samuel F. B. Morse's Letter to Joseph Henry (October 17, 1846)

    Samuel F. B. Morse's Letter to Joseph Henry (October 17, 1846)

    • Date: October 17, 1846
    • Creator: Morse, Samuel Finley Breese 1791-1872,Joseph Henry Papers Project
    • Creator: Morse, Samuel Finley Breese 1791-1872,Joseph Henry Papers Project

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  21. Alfred Vail's Letter to Joseph Henry (July 17, 1846)

    Alfred Vail's Letter to Joseph Henry (July 17, 1846)

    • Date: July 17, 1846
    • Creator: Vail, Alfred,Joseph Henry Papers Project
    • Creator: Vail, Alfred,Joseph Henry Papers Project

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  23. Joseph Henry's Pocket Diary, 1865

    Joseph Henry's Pocket Diary, 1865

    • Date: 1865
    • Creator: Henry, Joseph 1797-1878
    • Creator: Henry, Joseph 1797-1878

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Showing results 73 - 84 of 105 for African Americans -- Washington (D.C.)

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