http://book.klll.cc/ebooks/subject/29707.opds?sort_order=title 2025-08-05T21:50:05Z Books about Pumping machinery (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-05T21:50:05Z https://book.klll.cc/ebooks/subject/29707.opds?sort_order=release_date Sort by Release Date 2025-08-05T21:50:05Z https://book.klll.cc/ebooks/subject/29707.opds?sort_order=downloads Sort by Popularity 2025-08-05T21:50:05Z https://book.klll.cc/ebooks/56339.opds Pumps and Hydraulics, Part 1 (of 2) N. Hawkins 2025-08-05T21:50:05Z https://book.klll.cc/ebooks/57639.opds Pumps and Hydraulics, Part 2 (of 2) N. Hawkins