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Samuel Langley, Solar Scientist

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Science +1 Age Levels Middle School (13 to 15 years old), High School (16 to 18 years old)

Samuel Langley was the director of the Allegheny Observatory very near the city of Pittsburgh. Langley focused his telescope on the sun each clear day hoping to find its secrets and energy output.

Samuel Langley, Solar Scientist

Smithsonian Institution

Secretary Langley and His Brother

Smithsonian Archives - History Div

Austin Hall, Harvard University [photomechanical print]

Archives and Special Collections, Smithsonian American Art Museum

Samuel P. Langley

Smithsonian Archives - History Div

Harvard-Smithsonian Center for Astrophysics

Smithsonian Archives - History Div

Samuel P. Langley

Smithsonian Archives - History Div

North Carolina Eclipse Expedition of 1900

Smithsonian Archives - History Div

View of Mount Etna, (painting)

Art Inventories Catalog, Smithsonian American Art Museums

SAO Station Atop Mount Whitney

Smithsonian Archives - History Div

Secretary Samuel P. Langley

Smithsonian Archives - History Div