http://book.klll.cc/ebooks/author/53607.opds?sort_order=downloads 2025-11-18T21:49:40Z Books by Corliss, William R. Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T21:49:40Z https://en.wikipedia.org/wiki/William_R._Corliss See also: en.wikipedia 2025-11-18T21:49:40Z https://book.klll.cc/ebooks/66033.opds Direct Conversion of Energy William R. Corliss