http://book.klll.cc/ebooks/subject/20313.opds?sort_order=title2025-08-30T11:27:40ZBooks about Civilization, Modern -- 20th century (sorted alphabetically)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-08-30T11:27:40Zhttps://book.klll.cc/ebooks/subject/20313.opds?sort_order=release_dateSort by Release Date2025-08-30T11:27:40Zhttps://book.klll.cc/ebooks/subject/20313.opds?sort_order=downloadsSort by Popularity2025-08-30T11:27:40Zhttps://book.klll.cc/ebooks/33889.opdsSalvaging of CivilizationH. G. Wells2025-08-30T11:27:40Zhttps://book.klll.cc/ebooks/69752.opdsyear of prophesyingH. G. Wells