http://book.klll.cc/ebooks/subject/32700.opds?sort_order=release_date 2025-08-13T05:03:33Z Books about Amazon River Valley -- Discovery and exploration -- American (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 2025-08-13T05:03:33Z https://book.klll.cc/ebooks/subject/32700.opds?sort_order=title Sort Alphabetically by Title 2025-08-13T05:03:33Z https://book.klll.cc/ebooks/subject/32700.opds?sort_order=downloads Sort by Popularity 2025-08-13T05:03:33Z https://book.klll.cc/ebooks/57771.opds Exploration of the Valley of the Amazon, Part 2 (of 2) William Lewis Herndon and Lardner Gibbon 2025-08-13T05:03:33Z https://book.klll.cc/ebooks/57756.opds Exploration of the Valley of the Amazon, Part 1 (of 2) William Lewis Herndon and Lardner Gibbon