http://book.klll.cc/ebooks/subject/29707.opds 2025-08-02T20:54:50Z Books about Pumping machinery (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 2025-08-02T20:54:50Z https://book.klll.cc/ebooks/subject/29707.opds?sort_order=title Sort Alphabetically by Title 2025-08-02T20:54:50Z https://book.klll.cc/ebooks/subject/29707.opds?sort_order=release_date Sort by Release Date 2025-08-02T20:54:50Z https://book.klll.cc/ebooks/57639.opds Pumps and Hydraulics, Part 2 (of 2) N. Hawkins 2025-08-02T20:54:50Z https://book.klll.cc/ebooks/56339.opds Pumps and Hydraulics, Part 1 (of 2) N. Hawkins