http://book.klll.cc/ebooks/subject/30153.opds2025-11-15T23:20:57ZBooks about Arithmetic -- Outlines, syllabi, etc.Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-11-15T23:20:57Zhttps://book.klll.cc/ebooks/52429.opdsFifteen Institute Lessons in Language, Arithmetic, and U.S. HistoryWilliam Francis Lewis Sanders