http://book.klll.cc/ebooks/subject/24438.opds?sort_order=title 2025-08-15T12:59:31Z Books about Inventions -- History -- 19th century (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-15T12:59:31Z https://book.klll.cc/ebooks/subject/24438.opds?sort_order=release_date Sort by Release Date 2025-08-15T12:59:31Z https://book.klll.cc/ebooks/subject/24438.opds?sort_order=downloads Sort by Popularity 2025-08-15T12:59:31Z https://book.klll.cc/ebooks/54475.opds Discoveries and Inventions of the Nineteenth Century Robert Routledge 2025-08-15T12:59:31Z https://book.klll.cc/ebooks/41538.opds Progress of Invention in the Nineteenth Century. Edward W. Byrn