http://book.klll.cc/ebooks/subject/38516.opds 2025-08-10T21:34:43Z Books about Conference papers and proceedings (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 2025-08-10T21:34:43Z https://book.klll.cc/ebooks/subject/38516.opds?sort_order=title Sort Alphabetically by Title 2025-08-10T21:34:43Z https://book.klll.cc/ebooks/subject/38516.opds?sort_order=release_date Sort by Release Date 2025-08-10T21:34:43Z https://book.klll.cc/ebooks/69706.opds Proceedings [of the] fourth National Conservation Congress [at] Indianapolis, October 1-4, 1912 United States. National Conservation Congress 2025-08-10T21:34:43Z https://book.klll.cc/ebooks/36031.opds Proceedings of the second National Conservation Congress at Saint Paul, September 5-8, 1910 United States. National Conservation Congress