http://book.klll.cc/ebooks/subject/1975.opds?sort_order=release_date&start_index=26 2025-08-11T13:53:34Z Books about Logic (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 26 2025-08-11T13:53:34Z https://book.klll.cc/ebooks/6729.opds Wissenschaft der Logik — Band 1 (German) Georg Wilhelm Friedrich Hegel 2025-08-11T13:53:34Z https://book.klll.cc/ebooks/6560.opds Deductive Logic St. George William Joseph Stock 2025-08-11T13:53:34Z https://book.klll.cc/ebooks/12840.opds Logica (Spanish) Andres Piquer 2025-08-11T13:53:34Z https://book.klll.cc/ebooks/10731.opds The Essays of Arthur Schopenhauer; the Art of Controversy Arthur Schopenhauer