http://book.klll.cc/ebooks/subject/2616.opds?sort_order=release_date&start_index=126 2025-08-23T12:45:03Z Books about Extraterrestrial beings -- Fiction (sorted by release date) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 126 2025-08-23T12:45:03Z https://book.klll.cc/ebooks/19660.opds Man of Many Minds E. Everett Evans 2025-08-23T12:45:03Z https://book.klll.cc/ebooks/18492.opds Star Surgeon Alan Edward Nourse 2025-08-23T12:45:03Z https://book.klll.cc/ebooks/17870.opds Operation Terror Murray Leinster