Results for "African Americans -- Washington (D.C.)"
SAO Staff, 1941
- Date: 1941
- Creator: Johnston, Earl S
- Creator: Johnston, Earl S
Perrygo in a Boat on the Boca de Río Indio, Colón, Panama
- Date: February 17, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Joseph Henry's Letter to Alexander Dallas Bache (September 6, 1846)
- Date: 1846
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Joseph Henry's Inaugural Address to Albany Academy (September 11, 1826)
- Date: September 11, 1826
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Watson M. Perrygo and Alexander Wetmore
- Date: March 14, 1952
- Creator: Unknown
- Creator: Unknown
S. Dillon Ripley in New Guinea
- Date: 1938
- Creator: Unknown
- Creator: Unknown
Alexander Wetmore in Darien, Panama
- Date: March 30, 1947
- Creator: Perrygo, Watson M. 1906-1984
- Creator: Perrygo, Watson M. 1906-1984
Handwritten Note Regarding Ripley's Specimen Box
- Date: April 1945
- Creator: Unknown
- Creator: Unknown
Science Service Board of Trustees Meeting
- Date: 1941
- Creator: Unknown
- Creator: Unknown
Joseph Henry's Letter to Alexander Bache (August 21, 1864)
- Date: August 21, 1864 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 Alexander Agassiz (February 6, 1874)
- Date: February 6, 1874
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Lindbergh Receives Langley Medal
- Date: 1927
- Creator: Unknown
- Creator: Unknown
