PART II. 1897 TO 1903
by
CHARLES M. MANLY
Assistant in Charge of Experiments
(Publication 1948)
City of Washington Published by the Smithsonian Institution 1911
Commission to whom this Memoir has been referred: Otto Hilgard Tittman, George Owen Squier, Albert Francis Zahm.
The Lord Baltimore Press Baltimore, MD., U. S. A. 67009
[page iii]
ADVERTISEMENT
The present work, entitled “Langley Memoir on Mechanical Flight,” as planned by the late Secretary Samuel Pierpont Langley, follows his publications on “Experiments in Aerodynamics” and “The Internal Work of the Wind” printed in 1891 and 1893, respectively, as parts of