http://book.klll.cc/ebooks/subject/12448.opds 2025-08-08T14:40:59Z Books about Guano (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 2025-08-08T14:40:59Z https://book.klll.cc/ebooks/subject/12448.opds?sort_order=title Sort Alphabetically by Title 2025-08-08T14:40:59Z https://book.klll.cc/ebooks/subject/12448.opds?sort_order=release_date Sort by Release Date 2025-08-08T14:40:59Z https://book.klll.cc/ebooks/45998.opds Peru in the Guano Age A. J. Duffield 2025-08-08T14:40:59Z https://book.klll.cc/ebooks/20168.opds Guano: A Treatise of Practical Information for Farmers Solon Robinson