http://book.klll.cc/ebooks/author/38282.opds 2025-08-25T06:51:52Z Books by Negretti, Enrico Angelo Lodovico (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 2025-08-25T06:51:52Z https://book.klll.cc/ebooks/36457.opds A Treatise on Meteorological Instruments Enrico Angelo Lodovico Negretti and Joseph Zambra