http://book.klll.cc/ebooks/subject/28477.opds2025-11-18T15:36:33ZBooks about Submarines (Ships) -- Models -- Juvenile literatureFree eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-11-18T15:36:33Zhttps://book.klll.cc/ebooks/49873.opdsThe Boys' Book of SubmarinesA. Frederick Collins and Virgil D. Collins