Results for "African Americans -- Washington (D.C.)"
Laurence Sickman
- Date: September 11, 1973
- Creator: Unknown
- Creator: Unknown
Cover of Alfred Vail's Experiment Notebook
- Date: c. 1844
- Creator: Vail, Alfred
- Creator: Vail, Alfred
First Ladies Gowns, Julia Dent Grant
- Date: c. 1960s
- Creator: Unknown
- Creator: Unknown
Arts and Industries Building, U.S. History Exhibits
- Date: Undated
Exhibition Records, 1920-2008
- Date: 1920 1920-2008
- Creator: National Museum of American History (U.S.) Division of Information Technology and Society
Drawing of the Electromagnetic Telegraph and Alpha Code
- Date: c. 1844
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Diary of Alfred Vail, September 8 and 9, 1848 Entries
- Date: September 8-9, 1848
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Alfred Vail's Drawing of Many Circuits with One Battery
- Date: c. 1844
- Creator: Vail, Alfred
- Creator: Vail, Alfred
William Wilson Corcoran
- Date: c. 1850 Civil War, 1861-1865
- Creator: Unknown
- Creator: Unknown
Sketch of Circuits Using One Battery
- Date: April 15, 1844
- Creator: Vail, Alfred,Morse, Samuel Finley Breese 1791-1872
- Creator: Vail, Alfred,Morse, Samuel Finley Breese 1791-1872
President Benjamin Harrison's Daughter, Mary Harrison McKee
- Date: c. 1950s
- Creator: Unknown
- Creator: Unknown
National Academy of Sciences Meeting, Smithsonian Institution Building
- Date: April 1874
- Creator: Unknown
- Creator: Unknown
