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Smithsonian Institution. Office of the Secretary. Correspondence, 1865-1891

Title: Correspondence, 1865-1891

This record unit consists of outgoing correspondence from the Office of the Secretary during the tenures of Joseph, Henry, 1846-1878; Spencer Fullerton Baird, 1878-1887; and Samuel Pierpoint Langley, 1887-1906.

ArchivalResource: 46.06 cu. ft. (62 document boxes) (68 3x5 boxes) (243 microfilm reels)

https://siarchives.si.edu/collections/siris_arc_216647 View

American Philosophical Society Archives, 1743-1984

Title: American Philosophical Society Archives 1743-1984

Founded in 1743 by Benjamin Franklin, the American Philosophical Society was the first learned society in the United States. For over 250 years, the Society has played an important role in American cultural and intellectual life. Until the mid-nineteenth century, the Society fulfilled the role of a national academy of science, national library and museum, and even patent office. Early members of the Society included Thomas Jefferson, David Rittenhouse, Benjamin Rush, Stephen Peter Du Ponceau, George Washington, and many other figures prominent in American history. The Archives of the American Philosophical Society consists of 192.25 linear feet of material, organized into thirteen record groups dating back to 1743. The Society's archives extensively documents not only the organization's historical development but also its role in American history and the history of science and technology.

ArchivalResource: 192.25 Linear feet

http://www.amphilsoc.org/mole/view?docId=ead/APS.Archives-ead.xml View

American Philosophical Society Archives. Record Group IIc, 1826-1836

Title: American Philosophical Society Archives. Record Group IIc 1826-1836

This is part of the large inventory for the American Philosophical Society Archives. For complete information concerning this collection, please view the . Collection Description

ArchivalResource: 1.0 section

http://www.amphilsoc.org/mole/view?docId=ead/APS.Archives.IIc-ead.xml View

Smithsonian Institution. Office of the Secretary. Correspondence, 1863-1879

Title: SIA RU000026, Smithsonian Institution Office of the Secretary, Correspondence, 1863-1879

This series consists mostly of correspondence addressed to Joseph Henry, much of which received his personal attention; also included are some copies of Henry letters, occasional returned original Henry letters, and a considerable number of letters to Spencer Fullerton Baird.

ArchivalResource: 59.56 cubic feet

https://siarchives.si.edu/collections/siris_arc_216640 View