http://book.klll.cc/ebooks/subject/26943.opds 2025-08-14T18:21:03Z Books about World War, 1914-1918 -- Naval operations -- Submarine -- Juvenile 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 2025-08-14T18:21:03Z https://book.klll.cc/ebooks/subject/26943.opds?sort_order=title Sort Alphabetically by Title 2025-08-14T18:21:03Z https://book.klll.cc/ebooks/subject/26943.opds?sort_order=release_date Sort by Release Date 2025-08-14T18:21:03Z https://book.klll.cc/ebooks/50578.opds A Sub. of the R.N.R.: A Story of the Great War Percy F. Westerman 2025-08-14T18:21:03Z https://book.klll.cc/ebooks/47745.opds A Sub and a Submarine: The Story of H.M. Submarine R19 in the Great War Percy F. Westerman