For maximum efficiency, the innovative Airbus consortium developed its large-capacity A340 and A330 jetliners concurrently, utilizing the same wings, airframe and cockpit. This comprehensive, illustrated history of the two jetliners and their intertwined development encompasses the birth of the projects, design and certification, construction and anatomy, and operational histories. All variants of each are covered, and exclusive color photography depicts the aircraft in production, cockpits and interiors, and in-flight images around the globe showing a rich variety of liveries.