Results for "Inventions"
- SI History Chronology
Joseph Henry Discovers Electromagnetic Induction
- Date: June 1832
Joseph Henry Constructs an Electric Motor
- Date: April-July 1831
- SI History Chronology
Joseph Henry Demonstrates Primitive "Relay" Telegraph
- Date: 1835
Joseph Henry's Yale Magnet
- Date: 1974
- Creator: Harrell, Alfred
- Creator: Harrell, Alfred
Joseph Henry's Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry's Letter to Samuel F. B. Morse (February 24, 1842)
- Date: February 24, 1842
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Reconstruction of Joseph Henry's Original Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
Notes on the Operation of Telegraph Lines
- Date: c. 1850
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Sketch of Henry Magnet
- Date: 1857
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength
- Date: 1831
- Creator: Unknown
- Creator: Unknown
Letter from Alfred Vail to Samuel Morse, January 11, 1857
- Date: January 11, 1857 19th century
- Creator: Vail, Alfred
- Creator: Vail, Alfred
Smithsonian Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
