Images Collected by Brigadier General Adolphus W. Greely, Chief Signal Officer (1887-1906), 1865 - 1935

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Images Collected by Brigadier General Adolphus W. Greely, Chief Signal Officer (1887-1906), 1865 - 1935

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SNAC Resource ID: 11616519

National Archives at College Park

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Langley, S. P. (Samuel Pierpont), 1834-1906

http://n2t.net/ark:/99166/w6xf1qpq (person)

Samuel Pierpont Langley (1834-1906) was the third Secretary of the Smithsonian Institution. He also served as the director of the Allegheny Observatory and a professory of astronomy at the Western University of Pennsylvania (now known as the University of Pittsburgh). While at the Smithsonian he founded the Smithsonian Astrophysical Observatory....