http://book.klll.cc/ebooks/subject/23881.opds?sort_order=title 2025-08-16T15:21:16Z Books about Astronomy, Greek (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-16T15:21:16Z https://book.klll.cc/ebooks/subject/23881.opds?sort_order=release_date Sort by Release Date 2025-08-16T15:21:16Z https://book.klll.cc/ebooks/subject/23881.opds?sort_order=downloads Sort by Popularity 2025-08-16T15:21:16Z https://book.klll.cc/ebooks/58498.opds Copernicus of Antiquity (Aristarchus of Samos) Sir Thomas Little Heath 2025-08-16T15:21:16Z https://book.klll.cc/ebooks/40439.opds Plato's Doctrine Respecting the Rotation of the Earth and Aristotle's Comment Upon That Doctrine George Grote