http://book.klll.cc/ebooks/subject/40235.opds2025-09-20T05:35:59ZBooks about Airplanes -- Design and construction (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-09-20T05:35:59Zhttps://book.klll.cc/ebooks/73566.opdsAeroplane construction : A handbook on the various methods and details of construction employed in the building of aeroplanesSydney Camm