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

author	Manly, Charles M. (Charles Matthews) Langley, S. P. (Samuel Pierpont)
download	pg47981.pdb (2084K)
language	English
copyright status	Public domain in the USA.
source	Project Gutenberg EBook #47981 2015-01-17