Results for "40 Under 40 (Television program)"
Letter from Solomon G. Brown to S. F. Baird, July 15, 1864
- Date: July 15, 1864 Civil War, 1861-1865
- Creator: Brown, Solomon Galleon c. 1829-1906
- Creator: Brown, Solomon Galleon c. 1829-1906
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
Spencer Baird Appointed Assistant Secretary of the Smithsonian
- Date: July 5, 1850
Joseph Henry Notebook, Sound, Ear Trumpets, Light Houses, 1866
- Date: 1866
- 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 Notebook, Sound, Weather, 1865-1866
- Date: 1865-1866
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry Notebook, Oil and Oil Lamps, 1865
- Date: 1865
- 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
Instructions Issued for Polaris Expedition
- Date: June 9, 1871
Joseph Henry's Daily Journal, 1865
- Date: 1865
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
