Samuel Langley
American physicist, pioneer of aviation, and 3rd Secretary of the Smithsonian (1834-1906)
Samuel Pierpont Langley (August 22, 1834 – February 27, 1906) was an American aviation pioneer, astronomer and physicist who invented the bolometer. He was the third secretary of the Smithsonian Institution and a professor of astronomy at the University of Pittsburgh, where he was the director of the Allegheny Observatory.
Nº Q357961 ★★
Uncommon · People
Samuel Langley
American physicist, pioneer of aviation, and 3rd Secretary of the Smithsonian (1834-1906)
Samuel Pierpont Langley (August 22, 1834 – February 27, 1906) was an American aviation pioneer, astronomer and physicist who invented the bolometer. He was the third secretary of the Smithsonian Institution and a professor of astronomy at the University of Pittsburgh, where he was the director of the Allegheny Observatory.
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From Wikipedia
Samuel Pierpont Langley (August 22, 1834 – February 27, 1906) was an American aviation pioneer, astronomer and physicist who invented the bolometer. He was the third secretary of the Smithsonian Institution and a professor of astronomy at the University of Pittsburgh, where he was the director of the Allegheny Observatory.
Text: Wikipédia, CC BY-SA 4.0. · Image: Smithsonian Institution; credited to Langley himself by thei... (Public domain) ·
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