Langley Memoir on Mechanical Flight

Smithsonian Institutuion, 1911. 1st. Soft Cover. A very important, early study of flight. 1911 1st edition, folio, 320 pgs., in light brown, printed wrappers. Divided into 2 sections: Part 1(1887-1896) by Samuel Langley and Part II (1897-1903) by Charles Manly. VG with minor cracking along the spine and minor tears along the spine head and tail. Considering the age and the fragile make-up of the book, this is a very sturdy, well-preserved copy. (Inventory #: 654)