http://book.klll.cc/ebooks/subject/23183.opds?sort_order=downloads 2025-09-03T10:55:51Z Books about World War, 1914-1918 -- Naval operations -- Submarine -- Fiction (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 2025-09-03T10:55:51Z https://book.klll.cc/ebooks/subject/23183.opds?sort_order=title Sort Alphabetically by Title 2025-09-03T10:55:51Z https://book.klll.cc/ebooks/subject/23183.opds?sort_order=release_date Sort by Release Date 2025-09-03T10:55:51Z https://book.klll.cc/ebooks/39387.opds Submarine U93 Charles Gilson 2025-09-03T10:55:51Z https://book.klll.cc/ebooks/40102.opds The Passion for Life Joseph Hocking 2025-09-03T10:55:51Z https://book.klll.cc/ebooks/40581.opds The Secret Service Submarine: A Story of the Present War Guy Thorne