http://book.klll.cc/ebooks/subject/22645.opds 2025-08-04T15:14:40Z Books about Airplanes -- Motors (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-04T15:14:40Z https://book.klll.cc/ebooks/38187.opds Aviation Engines: Design—Construction—Operation and Repair Victor Wilfred Pagé