http://book.klll.cc/ebooks/subject/39639.opds 2025-11-18T19:39:24Z Books about Governors (Steam-engine) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T19:39:24Z https://book.klll.cc/ebooks/72043.opds Engineering reminiscences contributed to "Power" and "American machinist" Charles T. Porter