Langleys P Collection

Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Creator: Harris & Ewing
Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Related to Samuel Pierpont Langley, Secretary, Smithsonian Institute

Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Creator: Harris & Ewing
Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Related to Samuel Pierpont Langley, Secretary, Smithsonian Institute

Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Creator: Harris & Ewing
Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Related to Samuel Pierpont Langley, Secretary, Smithsonian Institute

Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913. Creator: Harris & Ewing
Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913

Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913. Creator: Harris & Ewing
Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913

American aviation pioneers Charles M. Manly and Samuel Pierpont Langley, c1890s. Charles Matthews Manly (chief mechanic and pilot)

Langley Quarter-scale Aerodrome, 1903. Creator: Smithsonian Institution
Model of the unpiloted, tandem-wing experimental aircraft built and tested by Samuel P. Langley, powered by a five-cylinder radial internal combustion gasoline engine of about 3.2 horsepower

Langley Aerodrome Number 5, 1896. Creator: Smithsonian Institution
Model of the unpiloted, tandem-wing experimental aircraft built and tested by Samuel P. Langley. One one-horsepower, one-cylinder steam engine turning two pusher propellers via geared transmission

Portrait of Samuel Pierpont Langley (1834-1906), Before 1890. Creator: James Notman
Portrait of Samuel Pierpont Langley (1834-1906), Before 1890

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