This is an OCR edition without illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from GeneralBooksClub.com. You can also preview excerpts from the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Original Published by: The Century co. in 1918 in 255 pages; Subjects: Aeronautics; Aeronautics, Military; History / General; History / Military / General; History / Military / World War II; History / Military / United States; History / Military / Aviation; Juvenile Nonfiction / Transportation / Aviation; Technology & Engineering / Aeronautics & Astronautics; Technology & Engineering / Military Science; Transportation / Aviation / General; Transportation / Aviation / History;