Results for "African Americans -- Washington (D.C.)"
Joseph Henry's Letter to Felix Flugel (August 12, 1865)
- Date: August 12, 1865
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Joseph Henry's Letter to George Mifflin Dallas (August 12, 1847)
- Date: August 12, 1847
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Abolitionist Lectures Held at Smithsonian
- Date: December 1861-April 1862 Civil War, 1861-1865
Instructions Issued for Polaris Expedition
- Date: June 9, 1871
Unveiling of the Fénykövi Elephant
- Date: March 6, 1959
- Creator: Unknown
- Creator: Unknown
George Switzer at Exhibit Opening
- Date: Probably July 31, 1958
- Creator: Unknown
- Creator: Unknown
S. Dillon Ripley Family
- Date: c. 1983
- Creator: Budney, Thomas
- Creator: Budney, Thomas
Joseph Henry's Letter to Alexander Dallas Bache (August 18, 1865)
- Date: August 18, 1865
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Secretary Charles G. Abbot with Solar Boiler
- Date: c. September 30, 1936
- Creator: Unknown
- Creator: Unknown
Joseph Henry's Letter to Helen Henry (April 21, 1865)
- Date: April 21, 1865 Civil War, 1861-1865
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Joseph Henry's Letter to Harriet Henry (April 13, 1847)
- Date: April 13, 1847
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Plans to Curtail Library Function of SI
- Date: May 20, 1854
