http://book.klll.cc/ebooks/subject/9975.opds 2025-08-09T07:25:56Z Books about Surfaces (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 2025-08-09T07:25:56Z https://book.klll.cc/ebooks/subject/9975.opds?sort_order=title Sort Alphabetically by Title 2025-08-09T07:25:56Z https://book.klll.cc/ebooks/subject/9975.opds?sort_order=release_date Sort by Release Date 2025-08-09T07:25:56Z https://book.klll.cc/ebooks/36856.opds General Investigations of Curved Surfaces of 1827 and 1825 Carl Friedrich Gauss 2025-08-09T07:25:56Z https://book.klll.cc/ebooks/29805.opds Étude des Élassoïdes, ou, Surfaces A Courbure Moyenne Nulle (French) Albert Ribaucour