http://book.klll.cc/ebooks/subject/21942.opds 2025-08-04T03:43:42Z Books about Patents -- 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 2025-08-04T03:43:42Z https://book.klll.cc/ebooks/37056.opds Baseball Joe of the Silver Stars; or, The Rivals of Riverside Lester Chadwick