<div>This new and revised version of The X-Planes contains a detailed and authoritative account of each U.S. X-designated aircraft. Each aircraft is fully described, and coverage of history, specifications, propulsion systems, and disposition are included in a logical, readable format. Complementing the text are more than 900 photographs, many of which have never-before been published.<br><br>Each X-Plane is also illustrated by an accurate and detailed multi-view drawing, which also provides color scheme information and scale data. Also included are appendices, an index, and miscellaneous tables. For aviation enthusiasts.