http://book.klll.cc/ebooks/author/55294.opds 2025-08-27T02:06:37Z Books by Plympton, George W. (George Washington) (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 2025-08-27T02:06:37Z https://book.klll.cc/ebooks/69513.opds The aneroid barometer: its construction and use George W. Plympton