http://book.klll.cc/ebooks/author/58643.opds?sort_order=title 2025-11-18T09:15:33Z Books by Ertl, Emil Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T09:15:33Z https://de.wikipedia.org/wiki/Emil_Ertl See also: de.wikipedia 2025-11-18T09:15:33Z https://book.klll.cc/ebooks/76870.opds Berg der Läuterung (German) Emil Ertl