Results for "Henry, Joseph, 1797-1878"
Joseph Henry Electromagnet
- Date: c. 1978
Electromagnet Made by Joseph Henry
- Date: 1978
- Creator: Unknown
- Creator: Unknown
- SI History Chronology
Alfred Vail Fails to Credit Joseph Henry for Development of Telegraph
- Date: 1845
Joseph Henry Appointed to Permanent Commission of the Navy
- Date: February 20, 1863 Civil War, 1861-1865
Joseph Henry Advises Samuel Morse on Telegraph
- Date: February 24, 1842
Letter from Samuel Morse and Alfred Vail to Joseph Henry, July 22, 1846
- Date: July 22, 1846 19th century
- Creator: Morse, Samuel Finley Breese 1791-1872,Vail, Alfred
- Creator: Morse, Samuel Finley Breese 1791-1872,Vail, Alfred
- SI History Bibliography
Science in the Civil War: The Permanent Commission of the Navy Department
- Date: 1958 Civil War, 1861-1865
- Creator: Reingold, Nathan 1927-
- Creator: Reingold, Nathan 1927-
Letter from Alfred Vail to Samuel Morse, January 11, 1857
- Date: January 11, 1857 19th century
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Letter from Samuel Morse to Alfred Vail, January 15, 1857
- Date: January 15, 1857 19th century
- Creator: Morse, Samuel Finley Breese 1791-1872
- Creator: Morse, Samuel Finley Breese 1791-1872
