http://book.klll.cc/ebooks/subject/27275.opds 2025-09-21T15:13:30Z Books about Oughtred, William, 1575-1660 (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 2025-09-21T15:13:30Z https://book.klll.cc/ebooks/46815.opds William Oughtred: A Great Seventeenth-Century Teacher of Mathematics Florian Cajori