http://book.klll.cc/ebooks/subject/22097.opds?sort_order=title 2025-08-15T18:19:29Z Books about Longitude -- Early works to 1800 (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-15T18:19:29Z https://book.klll.cc/ebooks/subject/22097.opds?sort_order=release_date Sort by Release Date 2025-08-15T18:19:29Z https://book.klll.cc/ebooks/subject/22097.opds?sort_order=downloads Sort by Popularity 2025-08-15T18:19:29Z https://book.klll.cc/ebooks/75039.opds new discovery for finding the longitude William Hobbs 2025-08-15T18:19:29Z https://book.klll.cc/ebooks/37321.opds Remarks on a Pamphlet Lately published by the Rev. Mr. Maskelyne, Under the Authority of the Board of Longitude John Harrison