http://book.klll.cc/ebooks/subject/5336.opds?sort_order=release_date 2025-09-02T07:43:47Z Books about Phlogiston (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 1 2025-09-02T07:43:47Z https://book.klll.cc/ebooks/subject/5336.opds?sort_order=title Sort Alphabetically by Title 2025-09-02T07:43:47Z https://book.klll.cc/ebooks/subject/5336.opds?sort_order=downloads Sort by Popularity 2025-09-02T07:43:47Z https://book.klll.cc/ebooks/26243.opds Discovery of Oxygen, Part 2 Carl Wilhelm Scheele 2025-09-02T07:43:47Z https://book.klll.cc/ebooks/24591.opds Experiments upon magnesia alba, Quicklime, and some other Alcaline Substances Joseph Black