http://book.klll.cc/ebooks/subject/37815.opds?sort_order=title 2025-08-06T09:38:25Z Books about Metaphysics -- Early works to 1800 (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-06T09:38:25Z https://book.klll.cc/ebooks/subject/37815.opds?sort_order=release_date Sort by Release Date 2025-08-06T09:38:25Z https://book.klll.cc/ebooks/subject/37815.opds?sort_order=downloads Sort by Popularity 2025-08-06T09:38:25Z https://book.klll.cc/ebooks/68216.opds Kant prolegomenái minden leendő metafizikához (Hungarian) Immanuel Kant 2025-08-06T09:38:25Z https://book.klll.cc/ebooks/52821.opds Kant's Prolegomena to Any Future Metaphysics Immanuel Kant