Results for "History"
John James Audubon
- Date: c. 1845
- Creator: Unknown
- Creator: Unknown
Reconstruction of Joseph Henry's Original Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
Robert Ridgway's Drawing of a Robin
- Date: c. 1900
- Creator: Ridgway, Robert 1850-1929
- Creator: Ridgway, Robert 1850-1929
Robert Ridgway's Drawing of a Junco
- Date: c. 1900
- Creator: Ridgway, Robert 1850-1929
- Creator: Ridgway, Robert 1850-1929
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
Smithsonian Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
Sketch of Joseph Henry's More Powerful Magnet
- Date: 1857
- Creator: Henry, Joseph 1797-1878
- Creator: Henry, Joseph 1797-1878
- Online Publications
Joseph Henry's Letter to Harriet Henry (October 30, 1837)
- Date: October 30, 1837
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
George Washington Smith's Letter to Joseph Henry (January 26, 1847)
- Date: January 26, 1847
- Creator: Smith, George Washington ca. 1820-1899,Joseph Henry Papers Project
- Creator: Smith, George Washington ca. 1820-1899,Joseph Henry Papers Project
