http://book.klll.cc/ebooks/author/8218.opds?sort_order=release_date 2025-09-01T12:49:13Z Books by Lennes, N. J. (Nels Johann) (sorted by release date) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-09-01T12:49:13Z https://book.klll.cc/ebooks/author/8218.opds?sort_order=title Sort Alphabetically by Title 2025-09-01T12:49:13Z https://book.klll.cc/ebooks/author/8218.opds?sort_order=downloads Sort by Popularity 2025-09-01T12:49:13Z https://book.klll.cc/ebooks/29807.opds Solid Geometry with Problems and Applications (Revised edition) N. J. Lennes and H. E. Slaught 2025-09-01T12:49:13Z https://book.klll.cc/ebooks/18741.opds Introduction to Infinitesimal Analysis; Functions of One Real Variable Oswald Veblen and N. J. Lennes