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Henry, Joseph, 1797-1878.
Joseph Henry letters, 1836-1878.
The letters in this small collection concern the Smithsonian Institution, the Colorado Territory, and Humboldt's observations, among many other topics.
Joseph Henry was a physicist and the first secretary and director of the Smithsonian Institution.
Agassiz, Alexander, 1835-1910.
Alexander, J. H. (John Henry), 1812-1867.
Bache, A. D. (Alexander Dallas), 1806-1867.
Brewer, Thomas Mayo, 1814-1880.
Hare, Robert, 1781-1858.
Horsford, Eben Norton, 1818-1893.
Humboldt, Alexander von, 1769-1859.
Humphreys, A. A. (Andrew Atkinson), 1810-1883.
King, Charles, 1789-1867.
Leidy, Joseph, 1823-1891.
Maclean, John, 1800-1886.
Mayer, Brantz, 1809-1879.
Ranlett, Charles E.
Seaton, William Winston, 1785-1866.
Van Buren, John.
Smithsonian Institution.
Natural history.
Physics
Colorado -- History -- To 1876.
AIP-ICOS
American Philosophical Society. Library. 105 South Fifth Street, Philadelphia, PA 19106, USA
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