research aircraft

Describes the Air Force base called Area 51 where the Air Force conducts secret tests that some people claim involve unidentified flying objects and aliens.

THe book features 150 experimental and test aircraft, and includes performance figures, specifications and development history.

Explores the mystery surrounding Area 51 and proposes several theories as to what Area 51 is and what is researched there. Includes color photographs and a glossary.

Introduces a number of experimental aircraft from the 1920s to the 1970s including the 1929 Dornier Do X flying boat, the 1947 Hughes "Spruce Goose, " and the 1979 Ames-Dryden AD-1.

Describes how airplanes, designed for research and testing, are used to explore new areas of flight.

Dramatic photographs and text describe the advanced aircraft which have been employed by the National Aeronautics and Space Administration.

Examines the history of flight, focusing on some of the most unusual, daring, and strange designs for flying machines that have been developed over the course of the twentieth century.