http://book.klll.cc/ebooks/subject/27744.opds 2025-08-24T11:17:34Z Books about Siemens, Werner von, 1816-1892 (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 2025-08-24T11:17:34Z https://book.klll.cc/ebooks/47733.opds Werner von Siemens, der Begründer der modernen Elektrotechnik (German) Artur Fürst