http://book.klll.cc/ebooks/subject/27929.opds 2025-09-14T17:51:42Z Books about Hydroelectric power plants (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 2025-09-14T17:51:42Z https://book.klll.cc/ebooks/48134.opds Electric Transmission of Water Power Alton D. Adams