http://book.klll.cc/ebooks/subject/5709.opds 2025-08-06T09:59:37Z Books about Monism (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 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/subject/5709.opds?sort_order=title Sort Alphabetically by Title 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/subject/5709.opds?sort_order=release_date Sort by Release Date 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/42968.opds The Riddle of the Universe at the close of the nineteenth century Ernst Haeckel 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/9199.opds Monism as Connecting Religion and Science Ernst Haeckel 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/59547.opds Die Welträtsel: Gemeinverständliche Studien über Monistische Philosophie (German) Ernst Haeckel 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/22283.opds Mind and Motion and Monism George John Romanes 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/38925.opds Les énigmes de l'Univers (French) Ernst Haeckel 2025-08-06T09:59:37Z https://book.klll.cc/ebooks/26321.opds Life and Matter: A Criticism of Professor Haeckel's "Riddle of the Universe" Sir Oliver Lodge