Results for "Experiments"
(left to right): Clinton Joseph Davisson (1881-1958) and Lester Halbert Germer (1896-1971)
Dr. Earl S. Johnston in the Division of Radiation and Organisms Laboratory
- Date: 1929 Between 1929 and 1934
Thaddeus Lowe's Balloon Ascent
- Date: May 31, 1862 Civil War, 1861-1865
- Creator: Brady & Co. (Washington, D.C.)
- Creator: Brady & Co. (Washington, D.C.)
left to right: Norman R. F. (Raymond Frederick) Maier (1900-1977), Nathan M. Glaser (d. 2011), and Barbara Jean Sherburne (Stewart) (b. 1914)
Secretary Samuel P. Langley
- Date: 1901
- Creator: Unknown
- Creator: Unknown
Joseph Henry Constructs an Electric Motor
- Date: April-July 1831
Letter from Alfred Vail to Samuel Morse, January 11, 1857
- Date: January 11, 1857 19th century
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Joseph Henry Notebook, Sound, Weather, 1865-1866
- Date: 1865-1866
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
First Smithsonian Guidebook Published
- Date: September 1857
Joseph Henry Notebook, Sound, Ear Trumpets, Light Houses, 1866
- Date: 1866
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Lepidoptera, 1918
- Date: 1918 1918 1918
- Creator: Heinrich, Carl, 1880-1955
Mary Henry Diary, 1864-1868
- Date: 1864-1868 Civil War, 1861-1865
- Creator: Henry, Mary Anna 1834-1903
- Creator: Henry, Mary Anna 1834-1903
