http://book.klll.cc/ebooks/subject/1137.opds?sort_order=release_date 2025-08-17T18:47:41Z Books about Inventors -- United States (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 2025-08-17T18:47:41Z https://book.klll.cc/ebooks/subject/1137.opds?sort_order=title Sort Alphabetically by Title 2025-08-17T18:47:41Z https://book.klll.cc/ebooks/subject/1137.opds?sort_order=downloads Sort by Popularity 2025-08-17T18:47:41Z https://book.klll.cc/ebooks/49893.opds The Mentor: Great American Inventors, Vol. 1, Num. 29, Serial No. 29 H. Addington Bruce 2025-08-17T18:47:41Z https://book.klll.cc/ebooks/2900.opds The Age of Invention: A Chronicle of Mechanical Conquest Holland Thompson