Results for "Educators"
Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength
- Date: 1831
- Creator: Unknown
- Creator: Unknown
- Online Publications
Joseph Henry's Letter to John Tyndall (January 7, 1873)
- Date: January 7, 1873
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Online Publications
Joseph Henry's Letter to Joseph Leidy (April 19, 1856)
- Date: April 19, 1856
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- Creator: Henry, Joseph 1797-1878,Joseph Henry Papers Project
- SI History Bibliography
After One Hundred Years
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
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
Joseph Henry Electromagnet
- Date: c. 1978
Bern Dibner Awarded Smithson Society Gold Medal
- Date: 1976
- Creator: Unknown
- Creator: Unknown
- 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
Illustration of a Siren Fog Signal
- Date: 1875
- Creator: Tyndall, John 1820-1893,Joseph Henry Papers Project
- Creator: Tyndall, John 1820-1893,Joseph Henry Papers Project
Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor
- Date: c. 1830s
- Creator: Unknown
- Creator: Unknown
"Smithsonian" Balloon Ascends
- Date: May 1859
