http://book.klll.cc/ebooks/subject/29814.opds 2025-08-09T09:23:32Z Books about Electric batteries (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 2025-08-09T09:23:32Z https://book.klll.cc/ebooks/51638.opds Die Akkumulatoren: ihre Theorie, Herstellung, Behandlung und Verwendung. (German) Willibald Bermbach