http://book.klll.cc/ebooks/subject/26722.opds 2025-08-27T09:09:46Z Books about Boring (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 2025-08-27T09:09:46Z https://book.klll.cc/ebooks/45703.opds Water Supply: the Present Practice of Sinking and Boring Wells Ernest Spon