S. P. (Samuel Pierpont) Langley
@s-p-samuel-pierpont-langley

Works by S. P. (Samuel Pierpont) Langley

Book cover of "The New Astronomy"

The New Astronomy

S. P. (Samuel Pierpont) Langley

Book cover of "Langley Memoir on Mechanical Flight, Parts I and II - Smithsonian Contributions to Knowledge, Volume 27 Number 3, Publication 1948, 1911"

Langley Memoir on Mechanical Flight, Parts I and II - Smithsonian Contributions to Knowledge, Volume 27 Number 3, Publication 1948, 1911

S. P. (Samuel Pierpont) Langley

S. P. (Samuel Pierpont) Langley's Reading List

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