Results for "African Americans -- Washington (D.C.)"
New Insect Order at NMNH
- Date: May 3, 2002
- Creator: Di Loreto, James
- Creator: Di Loreto, James
Excerpt from Joseph Henry's Locked Book (January 16, 1864)
- Date: January 16, 1864
- 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
Joseph Henry's Letter to Harriet Henry (May 18, 1864)
- Date: May 18, 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 Notebook, Oil and Oil Lamps, 1865
- Date: 1865
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry Notebook, Sound, Ear Trumpets, Light Houses, 1866
- Date: 1866
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry Notebook, Sound, Weather, 1865-1866
- Date: 1865-1866
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry's Record of Experiments Book 2
- Date: 1839-1842
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry's Record of Experiments Book 3
- Date: 1842-1863
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry's Record of Experiments Book 1
- Date: August 15, 1834, to September 1839
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
