http://book.klll.cc/ebooks/author/43243.opds 2025-09-18T00:44:41Z Books by Stirling, William (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 2025-09-18T00:44:41Z https://book.klll.cc/ebooks/45356.opds New Theories in Astronomy William Stirling