Download or read book High-Altitude Spy Planes written by Bill Sweetman and published by Capstone. This book was released on 2001-07 with total page 42 pages. Available in PDF, EPUB and Kindle. Book excerpt: Put readers in the pilot's seat as these military aircraft race off on high-priority missions! From the secrets of surveillance aircraft to the technology behind supersonic flight, the high-interest material in this set will engage your readers.