http://book.klll.cc/ebooks/subject/6086.opds?sort_order=downloads 2025-09-18T15:56:13Z Books about Logic, Ancient (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 2025-09-18T15:56:13Z https://book.klll.cc/ebooks/subject/6086.opds?sort_order=title Sort Alphabetically by Title 2025-09-18T15:56:13Z https://book.klll.cc/ebooks/subject/6086.opds?sort_order=release_date Sort by Release Date 2025-09-18T15:56:13Z https://book.klll.cc/ebooks/1735.opds Sophist Plato 2025-09-18T15:56:13Z https://book.klll.cc/ebooks/25169.opds 關尹子 (Chinese) active 6th century B.C. Xi Yin