Results for "Telegraph"
- SI History Bibliography
Henry and the Telegraph
- Date: 1879
- Creator: Taylor, William B (William Bower) 1821-1895
- Creator: Taylor, William B (William Bower) 1821-1895
Morse's Experimental Telegraph
- Date: Date unknown, c. 1920s?
- Creator: Unknown
- Creator: Unknown
- SI History Bibliography
Joseph Henry: Inventor of the Telegraph?
- Date: 1999-2007
- Creator: Hochfelder, David 1965-
- Creator: Hochfelder, David 1965-
Notes on the Operation of Telegraph Lines
- Date: c. 1850
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Alfred Vail's Electromagnetic Telegraph Notes
- Date: 1848
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Drawing of the Electromagnetic Telegraph and Alpha Code
- Date: c. 1844
- Creator: Vail, Alfred
- Creator: Vail, Alfred
- SI History Chronology
Joseph Henry Demonstrates Primitive "Relay" Telegraph
- Date: 1835
Joseph Henry Advises Samuel Morse on Telegraph
- Date: February 24, 1842
- SI History Chronology
Alfred Vail Fails to Credit Joseph Henry for Development of Telegraph
- Date: 1845
Joseph Henry Electromagnet Equipment - Telegraph Sounder
- Date: Undated
- Creator: Unknown
Morse Claims Henry's Work in Electromagnetism Did Not Contribute to Invention of Telegraph
- Date: July 19, 1854
Sketch of "Telegraph" Joseph Henry Showed his Classes at the Albany Academy
- Date: 1857
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
